Support for vertical water drilling machine

Abstract

The utility model provides a vertical type water drilling machine support which comprises a fixed base, a lifting mechanism is arranged on the fixed base, the lifting mechanism comprises a supporting rod and a sliding assembly, the lower end of the supporting rod is connected to the fixed base, two sliding rails are arranged on the supporting rod in an opposite supporting mode, the sliding assembly comprises a rack and a sliding seat, horizontal columns are symmetrically arranged on the sliding seat, and the horizontal columns are arranged on the rack. The rack is arranged on the side face, facing the fixing base, of the supporting rod, the supporting rod is sleeved with the sliding base, the sliding base is provided with an adjusting locking assembly and a water drilling machine, the water drilling machine is located on the symmetric face of the rack, and a mounting groove is formed in the fixing base. A base supporting block is connected into the through hole of the supporting rod through a nut, and the base supporting block is located at the mounting groove. According to the utility model, the rack is prevented from being polluted by impurities such as soil generated during working of the water drilling machine, smooth operation of the rack is ensured, and the overall working efficiency and operation safety of the water drilling machine are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of water drill, concretely relates to a vertical water drill support. BACKGROUND

[0002] Water drill (also can be called engineering drilling machine, diamond drill with water source etc.) generally is composed of support and drilling device installed on the support, guiding rail and rack are arranged on the support, drilling device is connected with the rack through gear adjusting control assembly, so that drilling device can be lifted along the support to complete drilling operation. At present, the rack and drilling host on most water drills are arranged on the same side of the support, so that the dirt and other impurities generated during drilling operation can easily adhere to the rack, thereby affecting the smoothness of gear and rack meshing work, affecting the working efficiency of water drill, also easily leading to water drill scrap, reducing the service life of product and increasing the use cost of product. SUMMARY

[0003] The utility model discloses a vertical water drill support, to solve the rack and drilling host same side arrangement in prior art, rack is easily polluted, destroys the normal use function of rack, affects the working efficiency of water drill whole, service life and use cost problem.

[0004] In order to solve the above technical problem, the utility model discloses the following technical scheme:

[0005] A vertical water drill support, including fixed base, the fixed base is provided with lifting mechanism, the lifting mechanism includes support rod and sliding assembly, the lower end of support rod is connected on the fixed base, two slide rails are arranged on the support rod, the sliding assembly includes rack and slide base, the horizontal column is symmetrically arranged on the slide base, and the horizontal column is perpendicular to the fixed base, the rack is arranged on the side of the support rod facing the fixed base, the slide base is sleeved on the outside of the support rod, the slide base is provided with adjusting locking assembly on the side facing the rack, and the water drill is arranged on the other symmetric surface, and the water drill is located on the symmetric surface of the rack, the adjusting locking assembly is connected with the rack, controls the lifting work of slide base along the slide rail on the support rod, the fixed base is provided with mounting groove, the through hole of support rod is connected with base support block through nut, and the base support block is located at the mounting groove.

[0006] As a preferred, the adjusting and locking assembly comprises a mounting shell, a first gear shaft and a second gear shaft, one side of the sliding base is provided with an opening, the mounting shell is connected at the opening, the first gear shaft is arranged on the mounting shell and extends out of the mounting shell at both ends, one end of the first gear shaft is provided with a rocker, the second gear shaft is arranged in the mounting shell, and a gear is arranged on the second gear shaft, the gear is in meshing connection with the first gear shaft, the second gear shaft is in meshing connection with the rack, the top surface of the mounting shell is provided with a horizontal bubble, and the side surface is further provided with a handle.

[0007] As a preferred, the adjusting and locking assembly comprises a mounting shell, a first gear shaft and a second gear shaft, one side of the sliding base is provided with an opening, the mounting shell is connected at the opening, the first gear shaft is arranged on the mounting shell and extends out of the mounting shell at both ends, one end of the first gear shaft is provided with a rocker, the second gear shaft is arranged in the mounting shell, and a gear is arranged on the second gear shaft, the gear is in meshing connection with the first gear shaft, the second gear shaft is in meshing connection with the rack, the top surface of the mounting shell is provided with a horizontal bubble, and the side surface is further provided with a handle.

[0008] As a preferred, the adjusting and locking assembly comprises a mounting shell, a first gear shaft and a second gear shaft, one side of the sliding base is provided with an opening, the mounting shell is connected at the opening, the first gear shaft is arranged on the mounting shell and extends out of the mounting shell at both ends, one end of the first gear shaft is provided with a rocker, the second gear shaft is arranged in the mounting shell, and a gear is arranged on the second gear shaft, the gear is in meshing connection with the first gear shaft, the second gear shaft is in meshing connection with the rack, the top surface of the mounting shell is provided with a horizontal bubble, and the side surface is further provided with a handle.

[0009] As a preferred, the adjusting and locking assembly comprises a mounting shell, a first gear shaft and a second gear shaft, one side of the sliding base is provided with an opening, the mounting shell is connected at the opening, the first gear shaft is arranged on the mounting shell and extends out of the mounting shell at both ends, one end of the first gear shaft is provided with a rocker, the second gear shaft is arranged in the mounting shell, and a gear is arranged on the second gear shaft, the gear is in meshing connection with the first gear shaft, the second gear shaft is in meshing connection with the rack, the top surface of the mounting shell is provided with a horizontal bubble, and the side surface is further provided with a handle.

[0010] As a preferred, the adjusting and locking assembly comprises a mounting shell, a first gear shaft and a second gear shaft, one side of the sliding base is provided with an opening, the mounting shell is connected at the opening, the first gear shaft is arranged on the mounting shell and extends out of the mounting shell at both ends, one end of the first gear shaft is provided with a rocker, the second gear shaft is arranged in the mounting shell, and a gear is arranged on the second gear shaft, the gear is in meshing connection with the first gear shaft, the second gear shaft is in meshing connection with the rack, the top surface of the mounting shell is provided with a horizontal bubble, and the side surface is further provided with a handle.

[0011] As a preferred, the adjusting and locking assembly comprises a mounting shell, a first gear shaft and a second gear shaft, one side of the sliding base is provided with an opening, the mounting shell is connected at the opening, the first gear shaft is arranged on the mounting shell and extends out of the mounting shell at both ends, one end of the first gear shaft is provided with a rocker, the second gear shaft is arranged in the mounting shell, and a gear is arranged on the second gear shaft, the gear is in meshing connection with the first gear shaft, the second gear shaft is in meshing connection with the rack, the top surface of the mounting shell is provided with a horizontal bubble, and the side surface is further provided with a handle.

[0012] As a preferred, the adjusting and locking assembly comprises a mounting shell, a first gear shaft and a second gear shaft, one side of the sliding base is provided with an opening, the mounting shell is connected at the opening, the first gear shaft is arranged on the mounting shell and extends out of the mounting shell at both ends, one end of the first gear shaft is provided with a rocker, the second gear shaft is arranged in the mounting shell, and a gear is arranged on the second gear shaft, the gear is in meshing connection with the first gear shaft, the second gear shaft is in meshing connection with the rack, the top surface of the mounting shell is provided with a horizontal bubble, and the side surface is further provided with a handle.

[0013] As preferred, the slide is provided with a support plate, the support plate is provided with a quick-release connecting assembly for connecting the water drill, the quick-release connecting assembly comprises a connecting seat and a hook block, the connecting seat is fixed on the support plate, the connecting seat is provided with a connecting groove, the connecting groove is fixedly provided with a positioning shaft and movably provided with an eccentric pin shaft, the hook block is provided with a clamping block, two lock grooves for matching the positioning shaft and the eccentric pin shaft are symmetrically arranged on the clamping block, the clamping block is embedded in the connecting groove and locked or unlocked through the eccentric pin shaft, and the side surface of the slide is further provided with a winding plate.

[0014] The vertical water drill support has the advantages that: the rack and the water drill are arranged on the two symmetrical surfaces of the supporting rod, so that the pollution of the rack by the impurities such as soil generated during the operation of the water drill is avoided, the smooth operation of the rack is ensured, the working efficiency of the whole water drill is improved, and the service life of the water drill is prolonged; meanwhile, the design of the adjusting and locking assembly can enable the slide to be stably positioned at a position for drilling operation, and the operation stability and safety of the equipment are improved; and the design of the horizontal column facilitates the alignment and positioning of the operation plane when the support is used in a horizontal position. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is a bottom structure schematic view of the utility model;

[0017] Figure 3 It is an internal structure schematic view of the adjusting and locking assembly position in the utility model;

[0018] Figure 4 It is a structure schematic view among the cover plate, the first gear set, the pawl, the ratchet wheel and the elastic assembly in the utility model;

[0019] Figure 5 It is a structure schematic view between the supporting rod and the connecting piece in the utility model;

[0020] Figure 6 It is a working state structure schematic view (1) of the pawl and the ratchet wheel in the utility model;

[0021] Figure 7 It is a working state structure schematic view (2) of the pawl and the ratchet wheel in the utility model;

[0022] Figure 8 It is a working state structure schematic view (3) of the pawl and the ratchet wheel in the utility model;

[0023] Figure 9It is the structure schematic view of the quick detachable connecting assembly in the utility model.

[0024] Figure 10 It is the split structure schematic view of the quick detachable connecting assembly in the utility model.

[0025] In the figure: 1-fixed base; 2-supporting rod; 3-rack; 4-sliding seat; 5-mounting shell; 6-first gear shaft; 7-second gear shaft; 8-rocker; 9-gear; 10-cover plate; 11-connecting shaft; 12-pawl; 13-ratchet; 14-limiting plate; 15-connecting sleeve; 16-steel ball; 17-handles; 18-horizontal column; 19-horizontal bubble; 20-connecting piece; 21-V-shaped block; 22-sealing plate; 23-base supporting block; 24-supporting plate; 25-winding plate; 26-connecting seat; 27-hook block; 28-positioning shaft; 29-eccentric pin shaft; 101-mounting groove; 201-sliding rail; 501-first limiting block; 502-second limiting block; 1201-pushing block; 1202-tooth claw; 1203-limiting groove; 2601-connecting groove; 2701-clamping block; 2702-locking groove. DETAILED DESCRIPTION

[0026] The specific embodiments of the utility model will be further described below in combination with the drawings. It needs to be explained here that the description of these embodiments is used to help understanding the utility model, but does not constitute the limitation to the utility model. In addition, the technical features involved in each embodiment of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0027] As Figures 1-10 shown, a vertical water drill machine support, including fixed base 1, the fixed base 1 is provided with lifting mechanism, lifting mechanism includes supporting rod 2 and sliding assembly, the lower end of supporting rod 2 is connected on the fixed base 1, two sliding rails 201 are provided on the supporting rod 2 in a cross support mode, sliding assembly includes rack 3 and sliding seat 4, horizontal column 18 is symmetrically provided on sliding seat 4, and the horizontal column 18 is vertically designed relative to the fixed base 1, rack 3 is arranged on the side of the supporting rod 2 facing the fixed base 1, sliding seat 4 is sleeved on the outside of the supporting rod 2, the face of sliding seat 4 facing rack 3 is provided with adjusting and locking assembly, and water drill machine is provided on the other symmetric face, and the water drill machine is located on the symmetric face of rack 3, adjusting and locking assembly is engagedly connected with rack 3, controls sliding seat 4 to carry out lifting work along the sliding rail 201 on the supporting rod 2, the fixed base 1 is provided with mounting groove 101, the through hole of supporting rod 2 is connected with base supporting block 23 through nut, and the base supporting block 23 is located at mounting groove 101.

[0028] The vertical water drill machine support has the advantages that the structure is simple, the water drill machine main machine is installed on the supporting rod 2 according to actual use requirements, then the locking assembly is adjusted through control operation, the corresponding drilling work of the water drill machine main machine can be controlled, the rack 3 and the water drill machine are arranged on the two symmetrical surfaces of the supporting rod 2, the pollution of the rack 3 by the impurities such as soil generated during the work of the water drill machine is avoided, the smooth operation of the rack 3 is ensured, the working efficiency of the water drill machine as a whole is improved, and the service life of the water drill machine is prolonged, meanwhile, the design of the adjusting and locking assembly can make the sliding seat 4 stable at a certain position for drilling operation, the operation stability and safety of the equipment are improved, the design of the horizontal column 18 is convenient for the alignment positioning of the operation plane during the transverse position use of the support, the bottom support block 23, the nut passes through the supporting rod 2 and the fixed base 1 in sequence, the bottom end of the supporting rod 2 is connected to the mounting groove 101, the design can avoid the direct connection of the supporting rod 2 and the fixed base 1, the deformation problem of the supporting rod 2 is avoided, and the installation stability of the supporting rod 2 and the use stability of the support as a whole are improved.

[0029] Specifically, the adjusting and locking assembly comprises a mounting shell 5, a first gear shaft 6 and a second gear shaft 7, one side of the sliding seat 4 is provided with an opening, the mounting shell 5 is connected at the opening, the first gear shaft 6 is arranged on the mounting shell 5 and extends out of the mounting shell 5 at both ends, one end of the first gear shaft 6 is provided with a rocker 8, the second gear shaft 7 is arranged in the mounting shell 5, a gear 9 is arranged on the second gear shaft 7, the gear 9 is in engagement with the first gear shaft 6, the second gear shaft 7 is in engagement with the rack 3, the top surface of the mounting shell 5 is provided with a horizontal bubble 19, and the side surface is further provided with a handle 17.

[0030] The above design realizes the up-down lifting operation of the sliding seat 4 through the cooperation of the first gear shaft 6 and the second gear shaft 7, especially the cooperation of the two gear shafts, the gear 9 with different reduction ratios can be replaced, so that the operation force of the rocker 8 is changed, that is, according to different use conditions, the gear 9 can be replaced, and the use comfort of the rocker 8 is improved, the mounting shell 5 is cooperatively designed to fixedly install the gear shaft and other accessories and cover and protect these accessories, so that the product use stability is improved, the design of the horizontal bubble 19 is convenient for the alignment positioning of the operation plane during the vertical use of the support, so that the drilling accuracy is improved, and the design of the handle 17 is convenient for the lifting adjustment operation of the water drill machine.

[0031] Specifically, as shown in the figure, Figures 3-4As shown, the mounting shell 5 is detachably provided with a cover plate 10, and the side of the mounting shell 5 close to the cover plate 10 is formed with a notch, the notch is formed with a first limiting block 501 and a second limiting block 502, the cover plate 10 is provided with a connecting shaft 11, the connecting shaft 11 is rotatably connected with a ratchet 12, the mounting shell 5 is further provided with an elastic assembly cooperating with the ratchet 12, the first gear shaft 6 is further sleeved with a ratchet wheel 13, the ratchet 12 is provided with a push block 1201, a tooth claw 1202 and a rotating surface, the push block 1201 extends out of the notch of the mounting shell 5, the tooth claw 1202 is engaged with or disconnected from the ratchet wheel 13, the rotating surface cooperates with the elastic assembly to rotate, the connecting shaft 11 is further provided with two limiting plates 14, the ratchet 12 is located between the two limiting plates 14, the elastic assembly includes a connecting sleeve 15 and a steel ball 16, the connecting sleeve 15 is installed on the mounting shell 5, the steel ball 16 is embedded in the sleeve opening of the connecting sleeve 15 through a spring, the rotating surface is arc-shaped and transitions to form two limiting grooves 1203 cooperating with the steel ball 16 to rotate, and the ratchet 12 is provided with a tooth claw 1201.

[0032] The above design is generally suitable for placing the fixed base 1 on the ground for use. Through the design of the ratchet wheel 13 and the ratchet 12, only the push block 1201 needs to be pushed to make the tooth claw 1202 engage or disengage the ratchet wheel 13. When the tooth claw 1202 and the ratchet wheel 13 are in a disengaged state, the sliding seat 4 can move freely up and down. When the tooth claw 1202 is engaged with the ratchet wheel 13, the sliding seat 4 normally moves upward and is locked downward, that is, the stability of the water drill machine in drilling work at the required position can be improved. The existing general method is to adopt screw tightening fixation. Since the torque force is large when the water drill machine works, the screw tightening rotation state is easily damaged, thereby causing the sliding seat 4 to accidentally descend in the direction of the fixed base 1, affecting the use stability of the water drill machine. The design of the elastic assembly, especially the design of the arc-shaped transition surface on the ratchet 12 and the steel ball 16, only needs to push the ratchet 12 once, and the ratchet 12 can be automatically positioned to prevent the risk of falling off, thereby improving the use stability and safety of the whole machine. The design of the limiting plate 14 can improve the installation stability of the ratchet 12, thereby improving the smoothness between the ratchet 12 and the steel ball 16. The design of the handle 17 facilitates the disassembly and assembly of the mounting shell and other accessories, and is convenient for operation and use.

[0033] Specifically, as shown in Figures 6-8 The rotating surface is arc-shaped and transitions to form three limiting grooves 1203, the ratchet 12 is provided with two tooth claws 1202 at intervals, the push block 1201 is pushed to make the steel ball 16 embedded in different limiting grooves 1203, so as to make one of the tooth claws 1202 engage the ratchet wheel 13 or both tooth claws 1202 disengage the ratchet wheel 13.

[0034] Through the above design, the corresponding tooth claw 1202 can be clamped into the corresponding limiting groove 1203 by pushing the push block 1201, so that the ratchet 12 and the ratchet wheel 13 are in three states. The first state is (as shown inFigure 7 ) : two tooth claws 1202 and ratchet 13 disengaged state, this time the slide 4 can be freely adjusted drilling position; second is (such as Figure 7 ) : dial dial block 1201, so that one of the tooth claw 1202 meshing ratchet 13, at this time, dial block 1201 against the first limit block 501 on the outer side, the other tooth claw 1201 against the second limit block 502 on the inner side, the slide 4 to the fixed base 1 in the direction of the lock state, to the other direction normal movement, that is, the conventional ground drilling operation state; third is (such as Figure 8 ) : dial dial block 1201, so that one of the tooth claw 1202 meshing ratchet 13, at this time, dial block 1201 against the second limit block 502 on the outer side, the other tooth claw 1201 against the first limit block 501 on the inner side, dial block 1201 against the first limit block 501 on the outer side, the other tooth claw 1201 against the second limit block 502 on the inner side, the slide 4 to the fixed base 1 in the direction can be normal sliding, to the other direction in the lock state, this is suitable for when the fixed base 1 upwardly fixed, for example, fixed to the ceiling or some hole top use, water drill needs to drill upward, to prevent gravity and other external factors, manual operation can not be off hand rocker 8, otherwise it will appear slide 4 to the fixed base 1 in the opposite direction of the serious risk of sliding, thereby improving the scope of application of water drill and use stability and safety.

[0035] Specifically, the support rod 2 is provided with a through hole, the slide rail 201 is provided with a V-shaped groove, and the slide 4 is symmetrically provided with a connecting piece 20, and the two ends of the connecting piece 20 are provided with V-shaped blocks 21 which are located in the V-shaped groove and slide.

[0036] The above design, the cooperation of the V-shaped block 21 and the V-shaped groove can improve the sliding contact area between the slide 4 and the support rod 2, improve the stability of lifting, and at the same time, the stability between each direction of the support rod 2 can be adjusted during use, improve the use stability of the support.

[0037] Specifically, the top of the support rod 2 is further provided with a sealing plate 22 for sealing the upper end of the through hole, and the sealing plate 22 is provided with a connecting head.

[0038] The above design is mainly aimed at some users who need to fix the support to the ceiling to fix the use position of the water drill. Because the fixed base 1 is fixed, the fixed hole appears at different positions on the ground, therefore, according to the demand of the operator using the accessory (the accessory is used to connect the sealing plate 22 and the ceiling, so that the two are pressed tightly), different connecting heads can be arranged on the sealing plate 22.

[0039] Specifically, as Figures 9-10As shown, the slide 4 is provided with a support plate 24, the support plate 24 is provided with a quick release connection assembly for connecting the water drill machine, the quick release connection assembly comprises a connecting seat 26 and a hook block 27, the connecting seat 26 is fixed on the support plate 24, the connecting seat 26 is provided with a connecting groove 2601, the connecting groove 2601 is fixedly provided with a positioning shaft 28 and movably provided with an eccentric pin shaft 29, the hook block 27 is provided with a clamping block 2701, the clamping block 2701 is symmetrically provided with two locking grooves 2702 for matching the positioning shaft 28 and the eccentric pin shaft 29, the clamping block 2701 is embedded in the connecting groove 2601 and locked or unlocked by the eccentric pin shaft 28, and the side of the slide 4 is further provided with a winding plate 25.

[0040] The above design can directly connect the water drill machine main machine on the support plate 24 according to the use requirement, generally fixed by a plurality of bolts, in order to improve the convenience of replacing the water drill machine main machine, the quick release connection assembly can also be arranged on the support plate 24, the hook block 27 is installed on the water drill machine main machine, the connecting seat 26 is connected to the support plate 24, in the specific operation, the eccentric pin shaft 28 on the connecting seat 26 is pulled out, then the clamping block 2701 on the hook block 27 is loaded from the upper part of the connecting groove 2601 on the connecting seat 26, the hook block 27 is put down, the locking groove 2702 below the clamping block 2701 is clamped on the positioning shaft 28, then the eccentric pin shaft 29 is pushed into the upper locking groove 2702, the eccentric pin shaft 29 is rotated, the locking is completed by the eccentricity, when it is needed to be disassembled, the eccentric pin shaft 29 is rotated in the opposite direction, the pin shaft is pulled out, the hook block 27 is lifted upward and then taken out, through the quick release connection assembly, the convenience of disassembling and assembling the water drill machine main machine is greatly improved, the use flexibility and effectiveness of the support are improved, of course, different structures of the water drill machine main machine can match different quick release connection assemblies; the winding plate 25 is provided with hooks in opposite directions, so that the power cord or water inlet pipe can be conveniently stored.

[0041] The above is only the preferred embodiment of the present application, and does not limit the implementation and protection scope of the present application, and those skilled in the art should realize that any equivalent replacement and obvious change obtained by applying the content of the present application should be included in the protection scope of the present application.

Claims

1. A support for a vertical water drill, comprising a fixed base, a lifting mechanism is arranged on the fixed base, characterized in that: The lifting mechanism comprises a support rod and a sliding assembly, the lower end of the support rod is connected to the fixed base, two slide rails are symmetrically arranged on the support rod, the sliding assembly comprises a rack and a sliding seat, horizontal columns are symmetrically arranged on the sliding seat, the horizontal columns are perpendicular to the fixed base, the rack is arranged on the side of the support rod facing the fixed base, the sliding seat is sleeved on the outer side of the support rod, the side of the sliding seat facing the rack is provided with an adjusting and locking assembly, a water drill is arranged on the other symmetric side, and the water drill is located on the symmetric side of the rack, the adjusting and locking assembly is engaged with the rack, the sliding seat is controlled to ascend and descend along the slide rails on the support rod, the fixed base is provided with a mounting groove, and the through hole of the support rod is connected with a base support block through a nut, and the base support block is located at the mounting groove.

2. A stand for a vertical water jet machine according to claim 1, characterized in that: The adjusting and locking assembly comprises a mounting shell, a first gear shaft and a second gear shaft, one side of the sliding seat is provided with an opening, the mounting shell is connected to the opening, the first gear shaft is arranged on the mounting shell, and the two ends of the first gear shaft are arranged outside the mounting shell, one end of the first gear shaft is provided with a rocker, the second gear shaft is arranged in the mounting shell, and a gear is sleeved on the second gear shaft, the gear is engaged with the first gear shaft, the second gear shaft is engaged with the rack, and the top surface of the mounting shell is provided with a horizontal bubble, and the side surface is also provided with a handle.

3. A stand for a vertical water jet machine according to claim 2, characterized in that: A cover plate is detachably arranged on the mounting shell, one side of the mounting shell close to the cover plate is formed with a gap, the gap is formed with a first limiting block and a second limiting block, the cover plate is provided with a connecting shaft, the connecting shaft is rotatably connected with a pawl, the mounting shell is further provided with an elastic assembly matched with the pawl, the first gear shaft is further sleeved with a ratchet wheel, the pawl is provided with a push block, a tooth claw and a rotating surface, the push block extends out of the gap of the mounting shell, the tooth claw is engaged with or separated from the ratchet wheel, and the rotating surface is matched with the elastic assembly to rotate.

4. The support for a vertical water jet machine according to claim 3, characterized in that: The connecting shaft is further provided with two limiting plates, the pawl is located between the two limiting plates, the elastic assembly comprises a connecting sleeve and a steel ball, the connecting sleeve is mounted on the mounting shell, the steel ball is embedded in the sleeve opening of the connecting sleeve through a spring, the rotating surface is arc-shaped and transitions to form two limiting grooves matched with the steel ball, and the pawl is provided with one tooth claw.

5. The support for a vertical water jet machine according to claim 3, characterized in that: The connecting shaft is further provided with two limiting plates, the pawl is located between the two limiting plates, the elastic assembly comprises a connecting sleeve and a steel ball, the connecting sleeve is mounted on the mounting shell, the steel ball is embedded in the sleeve opening of the connecting sleeve through a spring, the rotating surface is arc-shaped and transitions to form three limiting grooves, the pawl is provided with two tooth claws at intervals, the push block is pushed to embed the steel ball in different limiting grooves, so that one of the tooth claws engages the ratchet wheel or both tooth claws are separated from the ratchet wheel.

6. A support for a vertical water jet machine according to any one of claims 1-5, characterized in that: The inside of the support rod is provided with a through hole, the slide rails are provided with V-shaped sliding grooves, the sliding seat is symmetrically provided with connecting pieces, and the two ends of the connecting pieces are provided with V-shaped blocks which slide in the V-shaped sliding grooves.

7. A stand for a vertical water jet machine according to claim 6, characterized in that: The top of the support rod is further provided with a sealing plate for sealing the upper end of the through hole, and the sealing plate is provided with a connecting head.

8. A stand for a vertical water jet machine according to claim 7, characterized in that: The slide is provided with a support plate, and the support plate is provided with a quick-release connecting assembly for connecting the water drill, the quick-release connecting assembly comprises a connecting seat and a hook block, the connecting seat is fixed on the support plate, the connecting seat is provided with a connecting groove, the connecting groove is fixedly provided with a positioning shaft and movably provided with an eccentric pin shaft, the hook block is provided with a clamping block, two lock grooves for matching the positioning shaft and the eccentric pin shaft are symmetrically arranged on the clamping block, the clamping block is embedded in the connecting groove and locked or unlocked through the eccentric pin shaft, and the side surface of the slide is further provided with a winding plate.

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