阅读说明：本技术 一种灌浆设备 (Grouting equipment ) 是由 易启洪 丁力 于 2021-09-23 设计创作，主要内容包括：本发明公开了一种灌浆设备,采用单缸动力设计,活塞组件(油缸活塞杆和油缸活塞)在往复运动的过程中能够推动两侧的柱塞筒内的部件形成吸力和推力,实现从柱塞筒的两个接口分别喝入浆料和吐出浆料,且由于两侧都设置有柱塞筒,由此能够实现同时进行两个工位或两种浆料的浇灌；包括柱塞筒(1)、油缸机构、柱塞筒密封套(9)、柱塞机构、油缸活塞杆(12)及油缸活塞(13),所述油缸活塞(13)套设在油缸活塞杆(12)上,油缸活塞(13)作动配合在油缸机构上,油缸活塞杆(12)的两端分别连接柱塞机构,柱塞机构通过柱塞筒密封套(9)配合在柱塞筒(1)内,在柱塞筒(1)上径向贯穿设置有两个接口(17)。(The invention discloses grouting equipment, which adopts a single-cylinder power design, wherein a piston assembly (an oil cylinder piston rod and an oil cylinder piston) can push parts in plunger cylinders at two sides to form suction and thrust in the reciprocating motion process, so that slurry is respectively drunk into and discharged out of two interfaces of the plunger cylinders, and the two sides are provided with the plunger cylinders, so that two stations or two kinds of slurry can be simultaneously grouted; the plunger piston mechanism comprises a plunger cylinder (1), an oil cylinder mechanism, a plunger cylinder sealing sleeve (9), a plunger mechanism, an oil cylinder piston rod (12) and an oil cylinder piston (13), wherein the oil cylinder piston (13) is sleeved on the oil cylinder piston rod (12), the oil cylinder piston (13) is in motion fit on the oil cylinder mechanism, two ends of the oil cylinder piston rod (12) are respectively connected with the plunger mechanism, the plunger mechanism is matched in the plunger cylinder (1) through the plunger cylinder sealing sleeve (9), and two interfaces (17) are radially arranged on the plunger cylinder (1) in a penetrating mode.)

1. A grouting apparatus, characterized in that: the plunger piston mechanism comprises a plunger cylinder (1), an oil cylinder mechanism, a plunger cylinder sealing sleeve (9), a plunger mechanism, an oil cylinder piston rod (12) and an oil cylinder piston (13), wherein the oil cylinder piston (13) is sleeved on the oil cylinder piston rod (12), the oil cylinder piston (13) is in motion fit on the oil cylinder mechanism, two ends of the oil cylinder piston rod (12) are respectively connected with the plunger mechanism, the plunger mechanism is matched in the plunger cylinder (1) through the plunger cylinder sealing sleeve (9), and two interfaces (17) are radially arranged on the plunger cylinder (1) in a penetrating mode.

2. A grouting device according to claim 1, characterised in that: the plunger cylinder sealing sleeve (9) is in threaded connection with the plunger cylinder (1), and an adjusting hole (25) is further formed in the outer wall, which is not connected with the plunger cylinder (1), of the plunger cylinder sealing sleeve (9).

3. A grouting device as claimed in claim 1 or 2, characterised in that: the oil cylinder mechanism comprises an oil cylinder barrel (5), oil cylinder flanges (3) are arranged at two ends of the oil cylinder barrel (5), an interface A (21) and an oil duct (22) are arranged on the oil cylinder flanges (3), the interface A (21) is radially arranged on the oil cylinder flanges (3), the oil duct (22) is axially arranged on the oil cylinder flanges (3), the interface A (21) is communicated with the oil duct (22), the oil duct (22) is communicated with the oil cylinder barrel (5), a through hole (24) used for penetrating through an oil cylinder piston rod (12) is formed in the oil cylinder flanges (3), and a sealing ring A (23) is arranged between the through hole (24) and the oil cylinder piston rod (12).

4. A grouting device according to claim 3, characterised in that: the oil cylinder flanges (3) at the two ends of the oil cylinder barrel (5) are fixed firmly through a connecting screw rod (6) and a nut (7).

5. A grouting device according to claim 3, characterised in that: a box-type bracket (2) is also connected between the oil cylinder flange (3) and the plunger cylinder (1), and a fixing plate (14) is also arranged on the box-type bracket (2).

6. A grouting device according to claim 5, characterised in that: the plunger cylinder (1) is fixed on the box-type support (2) through a screw A (8).

7. A grouting device as claimed in claim 1, 2, 4, 5 or 6, characterised in that: the plunger mechanism comprises a plunger rod (10) and a hemisphere gland (11), the hemisphere gland (11) and the plunger rod (10) are fixed together through a screw B (15), two ends of an oil cylinder piston rod (12) are limited and fixed on the plunger rod (10) and the hemisphere gland (11), and the plunger rod (10) is sleeved in the plunger cylinder (1).

8. A grouting device according to claim 7, characterised in that: and a sealing ring (16) is further sleeved between the plunger rod (10) and the plunger cylinder sealing sleeve (9).

9. A grouting device according to claim 7, characterised in that: the plunger rod structure is characterized in that ball heads (18) are arranged at two ends of the oil cylinder piston rod (12), a ball bowl A (19) matched with the ball heads (18) is arranged on the hemispherical gland (11), a ball bowl B (20) matched with the ball heads (18) is arranged on the plunger rod (10), and centers of the ball bowl A (19) and the ball bowl B (20) are coaxial with the oil cylinder piston rod (12).

10. A grouting device according to claim 7, characterised in that: the hemisphere gland (11) is formed by splicing two symmetrical halves.

Technical Field

The invention relates to the technical field of grouting machines, in particular to grouting equipment.

Background

The grouting operation is an important process in the waterproof and leaking stoppage construction technology, two different construction processes of manual grouting and mechanical equipment grouting exist during grouting construction, and when the mechanical equipment is adopted for grouting construction, the grouting equipment which is easy to use and high in construction efficiency becomes the first choice in the field.

Disclosure of Invention

The invention aims to design grouting equipment, which adopts a single-cylinder power design, wherein a piston assembly (an oil cylinder piston rod and an oil cylinder piston) can push parts in plunger cylinders at two sides to form suction and thrust in the reciprocating motion process, so that slurry is respectively drunk into and discharged out from two ports of the plunger cylinders, and the two sides of the plunger cylinders are provided with the plunger cylinders, so that two stations or two types of slurry can be simultaneously grouted.

The invention is realized by the following technical scheme: the grouting equipment comprises a plunger cylinder, an oil cylinder mechanism, a plunger cylinder sealing sleeve, a plunger mechanism, an oil cylinder piston rod and an oil cylinder piston, wherein the oil cylinder piston is sleeved on the oil cylinder piston rod, the oil cylinder piston is in motion fit on the oil cylinder mechanism, two ends of the oil cylinder piston rod are respectively connected with the plunger mechanism, the plunger mechanism is matched in the plunger cylinder through the plunger cylinder sealing sleeve, and two interfaces are radially arranged on the plunger cylinder in a penetrating mode.

In order to further realize the invention, the following arrangement structure is adopted: the plunger cylinder sealing sleeve is screwed in the plunger cylinder, and an adjusting hole is further formed in the outer wall, which is not connected with the plunger cylinder, of the plunger cylinder sealing sleeve.

In order to further realize the invention, the following arrangement structure is adopted: the oil cylinder mechanism comprises an oil cylinder barrel, oil cylinder flanges are arranged at two ends of the oil cylinder barrel, an interface A and an oil duct are arranged on the oil cylinder flanges, the interface A is radially arranged on the oil cylinder flanges, the oil duct is axially arranged on the oil cylinder flanges, the interface A is communicated with the oil duct, the oil duct is communicated with the oil cylinder barrel, a through hole for penetrating through a piston rod of the oil cylinder is formed in the oil cylinder flanges, and a sealing ring A is arranged between the through hole and the piston rod of the oil cylinder.

In order to further realize the invention, the following arrangement structure is adopted: and the oil cylinder flanges at the two ends of the oil cylinder barrel are stabilized through a connecting screw rod and a nut.

In order to further realize the invention, the following arrangement structure is adopted: and a box-shaped bracket is also connected between the oil cylinder flange and the plunger cylinder, and a fixing plate is also arranged on the box-shaped bracket.

In order to further realize the invention, the following arrangement structure is adopted: the plunger cylinder is fixed on the box-type bracket through a screw A.

In order to further realize the invention, the following arrangement structure is adopted: the plunger mechanism comprises a plunger rod and a hemisphere gland, the hemisphere gland and the plunger rod are fixed together through a screw B, two ends of a piston rod of the oil cylinder are fixed on the plunger rod and the hemisphere gland in a limiting mode, the plunger rod is sleeved in the plunger cylinder, and the plunger rod can reciprocate in the plunger cylinder.

In order to further realize the invention, the following arrangement structure is adopted: and a sealing ring is also sleeved between the plunger rod and the plunger cylinder sealing sleeve.

In order to further realize the invention, the following arrangement structure is adopted: the two ends of the piston rod of the oil cylinder are provided with ball heads, the hemispherical gland is provided with a ball bowl A matched with the ball heads, the plunger rod is provided with a ball bowl B matched with the ball heads, and the centers of the ball bowl A and the ball bowl B are coaxial with the piston rod of the oil cylinder.

In order to further realize the invention, the following arrangement structure is adopted: the hemisphere gland is formed by splicing two symmetrical halves.

Compared with the prior art, the invention has the following advantages and beneficial effects:

the invention adopts a single-cylinder power design, the piston assembly (the oil cylinder piston rod and the oil cylinder piston) can push parts in the plunger cylinders at two sides to form suction and thrust in the reciprocating motion process, so that the purpose of respectively drinking and discharging slurry from two ports of the plunger cylinders is realized, and the plunger cylinders are arranged at two sides, so that the purpose of simultaneously pouring two stations or two kinds of slurry can be realized.

The invention can push the oil cylinder piston in the oil cylinder barrel by adopting hydraulic power, thereby utilizing the plunger barrel to carry out pressurized conveying on slurry.

The invention can realize the simultaneous grouting operation of two stations or two slurries, thereby reducing the investment of production cost.

Compared with the prior art, the invention has the advantages of more exquisite and concise design, more material saving in cost, no excessive waste, more convenient use for operating constructors in actual use and less error problem.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a perspective view of the present invention.

Fig. 4 is a block diagram of the cooperation of the plunger mechanism and the piston assembly of the present invention.

Fig. 5 is a component structure diagram of the present invention, wherein (a) is a sectional view of a cylinder flange, (b) is a perspective view of the cylinder flange, and (c) is a perspective view of a plunger sleeve sealing sleeve.

Fig. 6 is an exploded view of a portion of the structure of the present invention.

The plunger piston type oil cylinder comprises a plunger barrel 1, a box-type support 2, an oil cylinder flange 3, an oil cylinder joint 4, an oil cylinder barrel 5, a connecting screw rod 6, a nut 7, a screw A8, a plunger barrel sealing sleeve 9, a plunger rod 10, a hemispherical gland 11, an oil cylinder piston rod 12, an oil cylinder piston 13, a fixing plate 14, a screw B15, a sealing ring 16, a connector 17, a ball head 18, a ball bowl A19, a ball bowl B20, a connector A21, an oil duct 22, a sealing ring A23, a through hole 24 and an adjusting hole 25.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

In the description of the present invention, it is to be understood that the terms etc. indicate orientations or positional relationships based on those shown in the drawings only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

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

In the present invention, unless otherwise specifically stated or limited, the terms "mounting," "connecting," "disposing," "fixing," and the like are to be understood in a broad sense, and may be, for example, a fixed connection, a detachable connection, or an integral connection, and are not limited to any conventional mechanical connection means such as screwing, interference fitting, riveting, screw-assisted connection, and the like. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

It is worth noting that: in the present application, when it is necessary to apply the known technology or the conventional technology in the field, the applicant may have the case that the known technology or/and the conventional technology is not specifically described in the text, but the technical means is not specifically disclosed in the text, and the present application is considered to be not in compliance with the twenty-sixth clause of the patent law.

Example 1:

as shown in fig. 1 to 6, a grouting device adopts a single-cylinder power design, a piston assembly (an oil cylinder piston rod and an oil cylinder piston) can push components in plunger cylinders at two sides to form suction and thrust in the reciprocating motion process, so that slurry can be respectively drunk into and discharged out of two interfaces of the plunger cylinders, and the pouring of two stations or two types of slurry can be simultaneously realized due to the arrangement of the plunger cylinders at two sides, the grouting device comprises a plunger cylinder 1, an oil cylinder mechanism, a plunger cylinder sealing sleeve 9, a plunger mechanism, an oil cylinder piston rod 12 and an oil cylinder piston 13, wherein the oil cylinder piston 13 is sleeved on the oil cylinder piston rod 12 in an interference fit or clamping manner, the oil cylinder piston 13 is in a motion fit on the oil cylinder mechanism and can drive the oil cylinder piston rod 12 to reciprocate in the oil cylinder mechanism under the action of power, and the plunger mechanisms are respectively connected at two ends of the oil cylinder piston rod 12, the plunger mechanism is matched in the plunger barrel 1 through a plunger barrel sealing sleeve 9, can reciprocate in the plunger barrel 1 under the driving of a piston assembly consisting of an oil cylinder piston rod 12 and an oil cylinder piston 13, two interfaces 17 radially penetrate through the plunger barrel 1, can form suction and thrust in the reciprocating operation process of the plunger mechanism in the plunger barrel 1, and is connected with a grouting pipeline on the interfaces 17; normally, the upper port 17 is used as a feed port, and the lower port 17 is used as a discharge port, but this need not be the case, and in any case, two ports 17 of each plunger barrel 1, one of which is used as a feed port and the other of which is used as a discharge port, are provided.

When the plunger mechanism is used (in the section, the upper connector 17 is defined as a feeding hole, and the lower connector 17 is defined as a discharging hole), the oil cylinder mechanism is connected with a hydraulic power source through an oil supply pipeline, when the hydraulic power source provides hydraulic power to one side of the oil cylinder mechanism, the oil cylinder piston 13 drives the oil cylinder piston rod 12 to move towards one direction (referring to fig. 2, the left side movement is assumed at the moment), the oil cylinder piston rod 12 further drives the plunger mechanism to move towards the left in the left plunger cylinder 1, and the plunger mechanism in the right plunger cylinder 1 synchronously moves towards the left at the moment, so that the connectors 17 above the plunger cylinders 1 at the two sides can suck slurry; because the piston assembly in the oil cylinder mechanism does reciprocating motion ceaselessly under the action of the hydraulic power source, after the stroke towards the left side is completed, under the action of the hydraulic power source, the oil cylinder piston 13 drives the oil cylinder piston rod 12 to move towards the opposite direction (namely the right side), the oil cylinder piston rod 12 further drives the plunger mechanism to move towards the right in the plunger cylinder 1 at the left side, and at the moment, the plunger mechanisms in the plunger cylinders 1 at the right side synchronously move towards the right side, so that the interfaces 17 below the plunger cylinders 1 at the two sides can all spit out slurry, and the pouring of two stations or two types of slurry can be realized simultaneously.

Example 2:

the present embodiment is further optimized based on the above embodiment, and the same parts as those in the foregoing technical solution will not be described herein again, as shown in fig. 1 to 6, in order to further better implement the present invention, the following arrangement structure is particularly adopted: the plunger barrel sealing sleeve 9 is connected in the plunger barrel 1 in a clamping or interference fit or welding or thread auxiliary part connection or screw thread mode, the preferred plunger barrel sealing sleeve 9 is connected in the plunger barrel 1 in a screw thread mode, the outer wall of the plunger cylinder sealing sleeve 9 which is not connected with the plunger cylinder 1 is also provided with an adjusting hole 25, the plunger cylinder sealing sleeve 9 is of a structure that the outer ring layer is concentrically overlapped by two cylindrical cylinders with different sizes, wherein the periphery of the small cylinder is connected in the plunger cylinder 1 in a screw connection mode, a plurality of adjusting holes 25 are arranged on the periphery of the large cylinder, in case that the plunger barrel sealing sleeve 9 is shaken out of the plunger barrel 1 after long-term use and is not in accordance with safe use, the plunger sleeve gland 9 can be screwed further into the plunger sleeve 1 through the adjustment hole 25 without the need to disassemble the entire device, so that it meets safe use requirements.

Example 3:

the present embodiment is further optimized based on any of the above embodiments, and the same parts as those in the foregoing technical solutions will not be described herein again, as shown in fig. 1 to 6, in order to further better implement the present invention, the following arrangement structure is particularly adopted: the oil cylinder mechanism comprises an oil cylinder barrel 5, oil cylinder flanges 3 are arranged at two ends of the oil cylinder barrel 5, an interface A21 and an oil duct 22 are arranged on the oil cylinder flanges 3, an interface A21 is radially arranged on the oil cylinder flanges 3, the oil duct 22 is axially arranged on the oil cylinder flanges 3, an interface A21 is communicated with the oil duct 22, the oil duct 22 is communicated with the oil cylinder barrel 5, a through hole 24 used for penetrating through the oil cylinder piston rod 12 is formed in the oil cylinder flanges 3, and a sealing ring A23 is arranged between the through hole 24 and the oil cylinder piston rod 12.

As an optimal arrangement scheme, the oil cylinder mechanism mainly comprises an oil cylinder barrel 5 and oil cylinder flanges 3 arranged at two ends of the oil cylinder barrel 5, the oil cylinder flanges 3 are preferably connected to the oil cylinder barrel 5 in a threaded manner, a through hole 24 is axially arranged at the center of each oil cylinder flange, a sealing ring A23 is arranged in each through hole 24, when an oil cylinder piston rod 12 penetrates through each through hole 24, the sealing ring A23 can enhance the sealing performance between each through hole 24 and the oil cylinder piston rod 12, and the situation that hydraulic oil in the oil cylinder barrel 5 is leaked out in the reciprocating motion process of a piston assembly to cause pressure loss is avoided; the radial direction and the axial direction of the oil cylinder flange 3 are respectively provided with an interface A21 and oil channels 22, when the oil cylinder flange 3 is arranged, the interface A21 is preferably arranged at the middle part of a structural body of the oil cylinder barrel 5, the oil channel 24 is preferably arranged at the middle part of the ring thickness of a cylindrical structural body of the oil cylinder barrel 5, which is arranged at the inner side of the oil cylinder barrel 3, and the oil channel 22 is communicated with the interface A21, when the oil cylinder flange 3 is connected with the oil cylinder barrel 5, the oil channels 22 are further communicated with the inner part of the oil cylinder barrel 5, and 3 preferable oil channels 22 are arranged side by side; when the hydraulic power source is started, hydraulic oil is supplied into the oil cylinder barrel 5 from the interface A21 on one side (such as the right side), the piston assembly is pushed to run towards one side (such as the left side), and the hydraulic oil on the left side of the oil cylinder piston 13 is returned into the hydraulic power source through the interface A21 on the left side; after the stroke is finished, the hydraulic power source supplies hydraulic oil from the interface A21 on the left side into the oil cylinder barrel 5 to push the piston assembly to move towards the other side (right side), and returns the hydraulic oil on the right side of the oil cylinder piston 13 into the hydraulic power source through the interface A21 on the right side, and the steps are repeated in a circulating mode to realize pressurization of slurry in the plunger barrel 1 and pour the slurry into a station needing grouting.

Example 4:

the present embodiment is further optimized based on any of the above embodiments, and the same parts as those in the foregoing technical solutions will not be described herein again, as shown in fig. 1 to 6, in order to further better implement the present invention, the following arrangement structure is particularly adopted: and the oil cylinder flanges 3 at two ends of the oil cylinder barrel 5 are fixed firmly through a connecting screw rod 6 and a nut 7.

As a preferable arrangement scheme, holes for installing the connecting screws 6 are formed in four corners of the oil cylinder flange 3, so that the connecting screws 6 can penetrate through the oil cylinder flanges 3 on two sides and can be further fixed by the nuts 7, and the compression strength of the oil cylinder barrel 5 can be effectively guaranteed.

Example 5:

the present embodiment is further optimized based on any of the above embodiments, and the same parts as those in the foregoing technical solutions will not be described herein again, as shown in fig. 1 to 6, in order to further better implement the present invention, the following arrangement structure is particularly adopted: the grouting device is characterized in that a rectangular box-shaped support 2 is further connected between the oil cylinder flange 3 and the plunger barrel 1, a preferable connecting screw 6 further penetrates through the wall of the box-shaped support adjacent to the oil cylinder flange 3 and is further locked through a nut 7, a fixing plate 14 is further arranged on the box-shaped support 2, two opposite box-shaped support walls of the box-shaped support 2 are preferably reinforced by welding the fixing plate 14 in the radial direction of the whole grouting device, and a through hole (or a threaded hole) is reserved on the fixing plate 14 at the same time for fixing the grouting device on the whole grouting device or installing and fixing the grouting device at a position where the grouting device needs to be placed.

Example 6:

the present embodiment is further optimized based on any of the above embodiments, and the same parts as those in the foregoing technical solutions will not be described herein again, as shown in fig. 1 to 6, in order to further better implement the present invention, the following arrangement structure is particularly adopted: the plunger barrel 1 is fixed to the box-type bracket 2 by a screw A8.

Preferably, the plunger barrel 1 is provided with a ring flange at the inlet side of the plunger rod 10, so that the box-type bracket 2 and the flange are fixed together by a screw A8 when the plunger barrel 1 is connected with the box-type bracket 2.

Example 7:

the present embodiment is further optimized based on any of the above embodiments, and the same parts as those in the foregoing technical solutions will not be described herein again, as shown in fig. 1 to 6, in order to further better implement the present invention, the following arrangement structure is particularly adopted: the plunger mechanism comprises a plunger rod 10 and a hemisphere gland 11, the hemisphere gland 11 and the plunger rod 10 are fixed together through a screw B15, two ends of a piston rod 12 of the oil cylinder are limited and fixed on the plunger rod 10 and the hemisphere gland 11, the plunger rod 10 is sleeved in the plunger cylinder 1, and the plunger rod 10 can reciprocate in the plunger cylinder 1.

As a preferred arrangement scheme, the plunger mechanism mainly comprises two parts, one part is a plunger rod 10, the other part is a hemisphere gland 11, the hemisphere gland 11 and the plunger rod 10 are coaxially arranged, the hemisphere gland 11 and the plunger rod 10 are connected together by using a screw B15 in the axial direction, two ends of a cylinder piston rod 12 are respectively fixed in a limiting manner on the hemisphere gland 11 and a plunger rod 10, preferably, the cylinder piston rod 12 is coaxially arranged with the hemisphere gland 11 and the plunger rod 10, and the plunger rod 10 penetrates through a plunger barrel sealing sleeve 9 and is sleeved in the plunger barrel 1, so that the plunger rod 10 can reciprocate in the plunger barrel 1 in the reciprocating process of the plunger assembly, and thus slurry entering the plunger barrel 1 is pressurized.

Example 8:

the present embodiment is further optimized based on any of the above embodiments, and the same parts as those in the foregoing technical solutions will not be described herein again, as shown in fig. 1 to 6, in order to further better implement the present invention, the following arrangement structure is particularly adopted: a sealing ring 16 is further sleeved between the plunger rod 10 and the plunger cylinder sealing sleeve 9, preferably, the sealing ring 16 is arranged between the inner wall of the small cylindrical cylinder of the plunger cylinder sealing sleeve 9 and the plunger rod 10, and the sealing ring 16 further enhances the airtightness in the plunger cylinder 1, so that the problem that slurry cannot be subjected to pressurization treatment due to pressure loss in the plunger cylinder 1, and the grouting quality is affected is avoided.

Example 9:

the present embodiment is further optimized based on any of the above embodiments, and the same parts as those in the foregoing technical solutions will not be described herein again, as shown in fig. 1 to 6, in order to further better implement the present invention, the following arrangement structure is particularly adopted: the two ends of the oil cylinder piston rod 12 are provided with ball heads 18, the hemispherical gland 11 is provided with a ball bowl A19 matched with the ball heads 18, the plunger rod 10 is provided with a ball bowl B20 matched with the ball heads 18, and the centers of the ball bowl A19 and the ball bowl B20 are coaxial with the oil cylinder piston rod 12.

As a preferable arrangement scheme, two ends of the oil cylinder piston rod 12 are of a bulb 18-shaped structure, a ball bowl a19 matched with the bulb 18 is arranged on the hemispherical gland 11, a ball bowl B20 matched with the bulb 18 is arranged on the plunger rod 10, the ball bowl a19 is matched with the ball bowl B20 and then matched with the bulb 18, and when the arrangement is carried out, the centers of the ball bowl a19 and the ball bowl B20 are coaxial with the center of the bulb 18 in the axial direction of the oil cylinder piston rod 12; the structural mode that the ball heads 18 are arranged at the two ends of the plunger rod and matched with the hemispherical gland 11 and the plunger rod 10 is adopted, so that the condition of cylinder pulling can be effectively avoided, and the effective service life and the safety of grouting equipment are prolonged.

Example 10:

the present embodiment is further optimized based on any of the above embodiments, and the same parts as those in the foregoing technical solutions will not be described herein again, as shown in fig. 1 to 6, in order to further better implement the present invention, the following arrangement structure is particularly adopted: the hemisphere gland 11 is formed by splicing two symmetrical halves, so that the oil cylinder piston rod 12, the plunger rod 10 and the hemisphere gland 11 can be conveniently assembled.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are within the scope of the present invention.