Anti-slip polyurethane foam joint mixture spray gun

Abstract

The utility model relates to the technical field of building construction tools, in particular to an anti-slip polyurethane foam joint mixture spray gun which comprises a gun body, the lower end of the gun body is fixedly connected with a grip, the lower end of the grip is fixedly connected with a base, the right end of the grip is provided with a plurality of anti-slip protruding points, the left end of the grip is provided with a trigger, and the trigger is arranged on the base. An adjusting knob is arranged at the right end of the gun body, and an auxiliary device is fixedly connected to the upper side of the outer surface of the gun body. According to the anti-skid type polyurethane foam joint mixture spray gun, the auxiliary device is arranged on the upper side of the outer surface of the gun body, so that when fine joint filling operation is carried out, a constructor can clearly observe details of a gap through the magnifying lens, it is guaranteed that the spraying position of a joint mixture is accurate, and construction quality is improved. When a narrow gap or a part with a high construction precision requirement is treated, the magnifying lens can help constructors to better grasp the gap filling effect, and the problems that gap filling is incomplete or a gap filling agent overflows are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction tool technical field especially relates to a slip -resistant polyurethane foam joint filling agent spray gun. BACKGROUND

[0002] In the field of building construction and decoration, polyurethane foam joint filling agent spray gun is a commonly used tool. It is used to accurately spray polyurethane foam joint filling agent into the gap that needs to be sealed and filled, playing the role of sealing, heat preservation, sound insulation, etc.

[0003] However, the traditional polyurethane foam joint filling agent spray gun has some problems in the process of use: 1. When carrying out fine joint filling work, the construction personnel often need to accurately observe the condition of the gap to ensure the spraying effect of the joint filling agent. But the traditional spray gun usually does not have an auxiliary observation device, so it is difficult for the construction personnel to clearly see the details of the gap, affecting the construction quality; 2. Different gap sizes and joint filling needs require different joint filling agent flow. The traditional spray gun flow adjustment method may not be accurate and convenient enough to meet the diversified construction needs. SUMMARY

[0004] The main purpose of the utility model is to provide a slip -resistant polyurethane foam joint filling agent spray gun, which can effectively solve the problems in the background art.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0006] A slip -resistant polyurethane foam joint filling agent spray gun, comprising a gun body, the lower end of the gun body is fixedly connected with a handle, the lower end of the handle is fixedly connected with a base, the right end of the handle is provided with a plurality of anti -skid convex points, the left end of the handle is provided with a trigger, the right end of the gun body is provided with an adjusting knob, the upper side of the outer surface of the gun body is fixedly connected with an auxiliary device, the left end of the gun body is fixedly installed with a nozzle, the rear end of the gun body is fixedly installed with a connecting device.

[0007] The auxiliary device comprises a fixed plate, the left end of the fixed plate is fixedly connected with an electric push rod, the output end of the electric push rod is fixedly connected with a movable block, the left end front side and the left end rear side of the fixed plate are fixedly connected with telescopic rods and springs, the upper end of the movable block is fixedly connected with a mounting block, the upper end of the mounting block is fixedly connected with a magnifying glass, and the inner wall surface of the fixed plate is movably connected with the upper side of the outer surface of the gun body.

[0008] Preferably, the left ends of the two telescopic rods are respectively fixedly connected with the right end front side and the right end rear side of the movable block, and the two telescopic rods are respectively arranged in the two springs.

[0009] By adopting the above technical scheme: the telescopic rod cooperates with the spring to provide stable support and buffering for the movable block, thereby ensuring smooth movement of the magnifying glass and facilitating accurate observation of the gap by the construction personnel.

[0010] Preferably, two ends of the spring away from the fixed plate are fixedly connected with right ends of the movable blocks respectively.

[0011] By adopting the above technical scheme: the spring connects the movable block and the fixed plate, plays a buffering role in the movement of the auxiliary device, and makes the position adjustment of the magnifying glass more stable, thereby facilitating construction observation.

[0012] Preferably, the connecting device comprises a flow regulating valve, a L-shaped connecting pipe is fixedly installed at a rear end of the flow regulating valve, an internally-threaded block is fixedly connected at an end of the L-shaped connecting pipe away from the flow regulating valve, an externally-threaded pipe is threadedly connected with the internally-threaded block, a polyurethane foam bottle is fixedly connected with an upper end of the externally-threaded pipe, and a front end of the flow regulating valve is fixedly connected with a middle part of a rear end of the gun body.

[0013] By adopting the above technical scheme: the connecting device facilitates installation and removal of the polyurethane foam bottle, the flow regulating valve can accurately control the flow, different construction requirements can be met, and work efficiency is improved.

[0014] Preferably, the internal thread of the internally-threaded block is tightly matched with the external thread of the externally-threaded pipe.

[0015] By adopting the above technical scheme: the internally-threaded block and the externally-threaded pipe are tightly matched, thereby ensuring firm connection and good sealing performance, preventing leakage of the caulking agent, and ensuring construction safety and quality.

[0016] Preferably, a sealing washer is arranged at a connecting part of the externally-threaded pipe and the polyurethane foam bottle.

[0017] By adopting the above technical scheme: the sealing washer enhances the sealing performance of the connection between the externally-threaded pipe and the polyurethane foam bottle, prevents leakage of the caulking agent, and ensures a clean and safe construction environment.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] 1、In the utility model, the auxiliary device is arranged on the outer surface of the gun body, when fine caulking work is carried out, the construction personnel can clearly observe the details of the gap through the magnifying glass, ensure that the spraying position of the caulking agent is accurate, and improve the construction quality.

[0020] 2、 The utility model discloses, through being equipped with flow regulating valve, can more accurately adjust the flow of caulk. The construction personnel can according to different gap size and caulk demand, through flow regulating valve easily adjust the ejection amount of caulk, satisfy the diversified construction demand. For example, for smaller gap, can reduce the flow, avoid caulk waste and overflow, for larger gap, can increase the flow properly, improve construction efficiency. Meanwhile, the setting of flow regulating valve makes flow regulation more convenient and fast, need not complex operation to realize accurate regulation. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is whole structure schematic diagram of the utility model one kind to prevent slipping type polyurethane foam caulk spray gun;

[0022] Figure 2 It is partial split schematic diagram of the utility model one kind to prevent slipping type polyurethane foam caulk spray gun;

[0023] Figure 3 It is auxiliary device schematic diagram of the utility model one kind to prevent slipping type polyurethane foam caulk spray gun;

[0024] Figure 4 It is connection device schematic diagram of the utility model one kind to prevent slipping type polyurethane foam caulk spray gun.

[0025] In the drawing: 1, gun body;2, handle;3, base;4, anti -skid convex point;5, trigger;6, adjusting knob;7, auxiliary device;8, nozzle;9, connection device;71, fixed plate;72, electric push rod;73, movable block;74, telescopic link;75, spring;76, mounting block;77, magnifying glass;91, flow regulating valve;92, L type connecting pipe;93, internal thread block;94, external thread pipe;95, polyurethane foam agent bottle. DETAILED DESCRIPTION

[0026] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0027] In the description of the utility model, it should be explained that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end" and "another end" is the orientation or position relationship shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as limiting the utility model. Therefore, it cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0028] In the description of the utility model, it is necessary to explain that, unless there are explicit provisions and limitations, the terms "mount", "set with", "connect" and the like should be understood broadly, for example, "connect", can be fixedly connected, also can be detachably connected, or integrally connected;Can be mechanical connection, can also be electrical connection;Can be directly connected, also can be indirectly connected through an intermediate medium, can be the communication inside two elements.For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0029] Please refer to Figures 1-4 The utility model provides a technical scheme:

[0030] A slip type polyurethane foam jointing agent spray gun, including gun body 1, the lower end of gun body 1 is fixedly connected with handle 2, the lower end of handle 2 is fixedly connected with base 3, the right end of handle 2 is provided with a plurality of anti-skid convex points 4, the left end of handle 2 is provided with trigger 5, the right end of gun body 1 is provided with adjusting knob 6, the upper side of the outer surface of gun body 1 is fixedly connected with auxiliary device 7, the left end of gun body 1 is fixedly installed with spray nozzle 8, the rear end of gun body 1 is fixedly installed with connecting device 9.

[0031] In the embodiment, auxiliary device 7 includes fixed plate 71, the left end of fixed plate 71 is fixedly connected with electric push rod 72, the output end of electric push rod 72 is fixedly connected with movable block 73, the left end front side and the left end rear side of fixed plate 71 are fixedly connected with telescopic rod 74 and spring 75, the upper end of movable block 73 is fixedly connected with mounting block 76, the upper end of mounting block 76 is fixedly connected with magnifying glass 77, the inner wall surface of fixed plate 71 is movably connected with the upper side of the outer surface of gun body 1;The left end of two telescopic rods 74 is fixedly connected with the right end front side and the right end rear side of movable block 73 respectively, and two telescopic rods 74 are arranged in two springs 75 respectively;The right end of two springs 75 away from fixed plate 71 is fixedly connected with the right end of movable block 73 respectively.

[0032] Through the above scheme: fixed plate 71 is fixed on the upper side of the outer surface of gun body 1, which provides support for the whole auxiliary device, when movable block 73 needs to be moved, the mounting block 76 on its upper end and the magnifying glass 77 on the mounting block 76 are moved together, the magnifying glass 77 is adjusted to the appropriate position to observe the gap for the construction personnel to observe, and then the electric push rod 72 is started.Movable block 73 is pushed to the left by the output end of electric push rod 72, and the telescopic rod 74 connected to the right end front side and the right end rear side of movable block 73 telescopes in spring 75 under the drive of movable block 73, which plays a role in stabilizing the movement of movable block 73 and preventing movable block 73 from shaking.Meanwhile, spring 75 also provides a certain buffer for the movement of movable block 73, ensuring that the position adjustment of magnifying glass 77 is more stable.

[0033] In the embodiment, the connecting device 9 comprises a flow regulating valve 91, the rear end of the flow regulating valve 91 is fixedly installed with an L-shaped connecting pipe 92, the end of the L-shaped connecting pipe 92 away from the flow regulating valve 91 is fixedly connected with an internally-threaded block 93, the internally-threaded block 93 is threadedly connected with an externally-threaded pipe 94, the upper end of the externally-threaded pipe 94 is fixedly connected with a polyurethane foaming agent bottle 95, and the front end of the flow regulating valve 91 is fixedly connected with the middle part of the rear end of the gun body 1; the internal thread of the internally-threaded block 93 is tightly matched with the external thread of the externally-threaded pipe 94; and the connecting part of the externally-threaded pipe 94 and the polyurethane foaming agent bottle 95 is provided with a sealing washer.

[0034] Through the above scheme, the caulking agent in the polyurethane foaming agent bottle 95 flows out through the externally-threaded pipe 94, the externally-threaded pipe 94 and the internally-threaded block 93 are connected through the tightly matched threads, so that the connection is firm and the sealing is good, the leakage of the caulking agent is prevented, the other end of the internally-threaded block 93 is connected with the L-shaped connecting pipe 92, the caulking agent flows to the flow regulating valve 91 through the L-shaped connecting pipe 92, the front end of the flow regulating valve 91 is fixedly installed in the middle part of the rear end of the gun body 1, and the flow of the caulking agent can be controlled by adjusting the flow regulating valve 91, so as to meet different construction requirements.

[0035] It needs to be explained that the utility model discloses a kind of anti-skid polyurethane foam joint filling agent spray gun, in use process, first, operator holds the handle 2 of the lower end of gun body 1 and operates.Handle 2 right end several anti-skid convex points 4 increase the friction of holding, prevent spray gun from sliding in hand.At the same time, the finger of operator can be placed on trigger 5 of handle 2 left end, prepare to carry out the injection operation of joint filling agent, when needing to adjust the flow of joint filling agent, operator can rotate the adjusting knob 6 of gun body 1 right end, adjusting knob 6 is connected with flow regulating valve 91 in connecting device 9, the flow of joint filling agent is controlled by adjusting flow regulating valve 91 to adjust the size.L-shaped connecting pipe 92 at the rear end of flow regulating valve 91 is connected with internal thread block 93, internal thread block 93 is screw-connected with external thread pipe 94, and polyurethane foam agent bottle 95 is fixedly connected on the upper end of external thread pipe 94, joint filling agent passes through connecting device 9 from polyurethane foam agent bottle 95 into gun body 1, when carrying out fine joint filling operation, if needing to observe the details of gap, operator can start auxiliary device 7.Fixed plate 71 is fixed on the outer surface of gun body 1 upside, and electric push rod 72 of fixed plate 71 left end middle part pushes movable block 73 to move.Movable block 73 right end front side and right end rear side are respectively fixedly connected with the left end of two telescopic rods 74, and two telescopic rods 74 are respectively arranged in two springs 75, one end of spring 75 away from fixed plate 71 is fixedly connected with the right end of movable block 73, and telescopic rod 74 and spring 75 play the role of stabilizing and buffering.Magnifying glass 77 is fixedly connected on mounting block 76 on movable block 73 upper end, after magnifying glass 77 moves to appropriate position, operator can clearly observe gap through magnifying glass 77, ensure the spraying effect of joint filling agent, finally, operator pulls trigger 5, and joint filling agent is sprayed from nozzle 8 left end of gun body 1, and enters gap and carries out joint filling operation.

[0036] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. An anti-slip polyurethane foam caulk gun, comprising a gun body (1), characterized in that: The lower end of the barrel (1) is fixedly connected with a handle (2), the lower end of the handle (2) is fixedly connected with a base (3), the right end of the handle (2) is provided with a plurality of anti-skid convex points (4), the left end of the handle (2) is provided with a trigger (5), the right end of the barrel (1) is provided with an adjusting knob (6), the outer surface of the barrel (1) is fixedly connected with an auxiliary device (7), the left end of the barrel (1) is fixedly installed with a nozzle (8), the rear end of the barrel (1) is fixedly installed with a connecting device (9); The auxiliary device (7) comprises a fixed plate (71), the left end of the fixed plate (71) is fixedly connected with an electric push rod (72), the output end of the electric push rod (72) is fixedly connected with a movable block (73), the left end of the fixed plate (71) is fixedly connected with a telescopic rod (74) and a spring (75), the upper end of the movable block (73) is fixedly connected with a mounting block (76), the upper end of the mounting block (76) is fixedly connected with a magnifying glass (77), the inner wall surface of the fixed plate (71) is movably connected with the outer surface of the barrel (1).

2. The anti-slip polyurethane foam caulk gun according to claim 1, wherein: The left end of the two telescopic rods (74) is fixedly connected with the right end of the movable block (73) respectively, and the two telescopic rods (74) are arranged in the two springs (75) respectively.

3. The anti-slip polyurethane foam caulk gun according to claim 1, wherein: The right end of the movable block (73) is fixedly connected with the two springs (75) away from the fixed plate (71) respectively.

4. The anti-slip polyurethane foam caulk gun of claim 1, wherein: The connecting device (9) comprises a flow regulating valve (91), the rear end of the flow regulating valve (91) is fixedly installed with an L-shaped connecting pipe (92), the end of the L-shaped connecting pipe (92) away from the flow regulating valve (91) is fixedly connected with an internal thread block (93), the internal thread block (93) is threadedly connected with an external thread pipe (94), the upper end of the external thread pipe (94) is fixedly connected with a polyurethane foam bottle (95), the front end of the flow regulating valve (91) is fixedly connected with the rear end of the barrel (1).

5. The anti-slip polyurethane foam caulk gun of claim 4, wherein: The internal thread of the internal thread block (93) is matched with the external thread of the external thread pipe (94) closely.

6. The anti-slip polyurethane foam caulk gun of claim 4, wherein: The connecting part of the external thread pipe (94) and the polyurethane foam bottle (95) is provided with a sealing washer.

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