Portable exhaust funnel sampling hole sealing device

Abstract

The utility model discloses a portable exhaust funnel sampling hole sealing device which comprises a supporting seat and an adjusting mechanism rotating disc, a box body is installed on the upper surface of the supporting seat, a supporting column is installed on the right side of the box body, a movable column is installed in the supporting column in a sliding mode, and a containing groove is formed in the right side face of the movable column. And the clamping mechanism comprises a clamp, push rods, a clamping plate and a screw rod, the clamp is installed at the tail end of the supporting rod, the push rods are installed on the front side and the rear side of the clamp correspondingly, the clamping plate is installed at the tail ends of the push rods, and rotating discs are installed on the left side and the right side of the bottom end of the clamp correspondingly. According to the portable exhaust funnel sampling hole sealing device, the position of the sealing mechanism can be adjusted through the adjusting mechanism, the sampling hole can be conveniently in butt joint, the exhaust funnel can be clamped and fixed through the clamping mechanism, manual hand holding is not needed, air leakage caused by deviation is avoided, storage and carrying are convenient through the detachable supporting mechanism, and the convenience of the sealing mechanism is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing devices, in particular to a portable exhaust pipe sampling hole sealing device. Background Art

[0002] In the process of using exhaust pipe sampling, it is time-consuming and laborious to manually hold the exhaust pipe for sampling, which is very inconvenient and inefficient. In the process of sampling, the sealing effect is not good, resulting in air leakage, which is easy to endanger human health. Therefore, an exhaust pipe sampling hole sealing device is needed. With the rapid development of society, the types of exhaust pipe sampling hole sealing devices are gradually increasing, which improves the efficiency of sampling work.

[0003] For example, a patent document with authorization announcement number CN217561065U discloses a portable sampling gun support and sealing device, including a first locking block and a second locking block, wherein semicircular grooves are provided at the edge positions of the first locking block and the second locking block, the edge of the first locking block and the edge of the second locking block fit each other, and the two semicircular grooves are positioned relative to each other and form a central circular hole, the diameter of the central circular hole is equal to the diameter of the sampling gun, a sealing convex strip is provided on the side wall surface opposite to the first locking block and the second locking block, a sealing groove is provided on the side wall surface opposite to the first locking block, and the sealing convex strip is sealed in the sealing groove. The utility model can fix the sampling gun and seal the sampling hole by setting two locking blocks, and the slidable fixing mechanism can adapt to different sampling holes and be fixed on the flue wall, and can achieve better fixing and sealing effects;

[0004] For example, the patent document with the authorization announcement number CN215950362U discloses a sealing device for a sampling gun in environmental monitoring sampling, including a sealing device body, wherein the sealing device body includes an upper sealing air ring, a lower sealing air ring, an inflation component and a deflation component, a lower sealing air ring is arranged on the lower side of the upper sealing air ring, an inflation component is arranged on the front of the upper sealing air ring, and a deflation component is arranged on the front of the upper sealing air ring and on the right side of the inflation component, through the upper sealing air ring and the lower sealing air ring, and the connection between the upper sealing air ring and the lower sealing air ring is arranged in a recessed structure, when there is no sampling hole tube on the exhaust pipe, the middle recessed part can be directly stuck on the pipe wall of the exhaust pipe, so that it can be fixed without leaking gaps, the sealing is better, the overall device structure is simple, the operation is convenient and the practicality is higher.

[0005] However, when sampling with an exhaust pipe, the sealing effect is poor, the exhaust pipe deflects and causes the sampling hole to deflect, resulting in air leakage, which affects the environment and human health, is inconvenient to carry, and has poor practicality. Therefore, we propose a portable exhaust pipe sampling hole sealing device to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a portable exhaust pipe sampling hole sealing device to solve the problems of poor sealing effect of the existing exhaust pipe sampling hole sealing device when the exhaust pipe is sampled, the displacement of the exhaust pipe causes the displacement of the sampling hole, and air leakage occurs, which affects the environment and personal health, is inconvenient to carry, and has poor practicality.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable exhaust pipe sampling hole sealing device, comprising a support seat and an adjusting mechanism, a box body is installed on the upper surface of the support seat, a support column is installed on the right side of the box body, a movable column is slidably installed inside the support column, a storage groove is opened on the right side of the movable column, and also includes a support rod and a clamping mechanism, the support rod is rotatably installed on the upper end of the movable column, the clamping mechanism includes a clamp, a push rod, a clamping plate and a screw, a clamp is installed at the end of the support rod, push rods are installed on both the front and rear sides of the clamp, a clamping plate is installed at the end of the push rod, a screw is installed on the internal thread of the push rod, and an air pump is placed inside the box body;

[0008] The adjustment mechanism includes a turntable, a handle and a connecting rope. Turntables are installed on the left and right sides of the bottom end of the clamp, a handle is installed on the outer side of the right turntable at the bottom end of the clamp, and a connecting rope is wound around the surface of the turntable.

[0009] Preferably, positioning holes are formed at equal intervals on the front surface of the movable column, and the movable column forms an up-and-down sliding structure with the supporting column through the positioning holes and screws.

[0010] Preferably, the support rod forms a rotating structure with the movable column through a rotating shaft and a screw.

[0011] Preferably, the clamping plate forms a forward and backward sliding structure with the clamp through a push rod and a screw rod.

[0012] Preferably, the end of the connecting rope is fixedly connected with a sealing air ring.

[0013] Preferably, an inflation valve and a deflation valve are respectively installed on the front surface of the sealing air ring, and rubber belts are installed on both left and right ends of the front surface of the sealing air ring. Protective caps are installed at the ends of the rubber belts, and the protective caps are connected to the inflation valve and the deflation valve by threaded connection.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the portable exhaust cylinder sampling hole sealing device;

[0015] 1. An adjustment mechanism is set up. The handle is turned to drive the turntable to rotate, and the connecting rope wrapped around the surface of the turntable can be released. The end of the connecting rope is fixedly connected with a sealing air ring, which can adjust the position of the sealing mechanism to facilitate docking and sealing of the sampling hole;

[0016] 2. A clamping mechanism is set up. The rotation of the screw can drive the push rod and the clamping plate to move, so that the exhaust pipe can be clamped and fixed. There is no need to hold the exhaust pipe manually, which is convenient for the staff to operate, avoids the exhaust pipe deviation and causes air leakage, and improves work efficiency;

[0017] 3. A detachable support mechanism is provided, and the movable column moves up and down in the support column through positioning holes and screws, so as to facilitate adjustment of the height position of the support mechanism and facilitate disassembly, storage and carrying, thereby improving the convenience of the sealing mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the front view cutaway structure of the utility model;

[0020] Figure 3 It is a right side structural schematic diagram of the utility model;

[0021] Figure 4 It is a schematic diagram of the cutaway structure of the utility model from above.

[0022] In the figure: 1. support seat; 2. box body; 3. support column; 4. moving column; 5. support rod; 6. clamp; 7. push rod; 8. clamping plate; 9. screw; 10. turntable; 11. handle; 12. connecting rope; 13. sealing air ring; 14. air pump; 15. inflation valve; 16. deflation valve; 17. rubber belt; 18. protective cap. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 The utility model provides a technical solution: a portable exhaust pipe sampling hole sealing device, including a support seat 1, a box body 2, a support column 3, a movable column 4, a support rod 5, a clamp 6, a push rod 7, a clamping plate 8, a screw 9, a turntable 10, a turn handle 11, a connecting rope 12, a sealing air ring 13, an air pump 14, an air charging valve 15, an air release valve 16, a rubber belt 17 and a protective cap 18, such as Figure 1 and Figure 3As shown, a positioning hole is provided inside the support seat 1. The support seat 1 is placed at the position where it needs to be installed, the screws are aligned with the positioning holes inside the support seat 1, and the screws are tightened to facilitate the fixed installation of the support seat 1. A box body 2 is installed at the left end of the upper surface of the support seat 1, and a support column 3 is installed on the right side of the box body 2. A movable column 4 is slidably installed inside the support column 3, and the front surface of the movable column 4 is provided with positioning holes at equal intervals. Unscrew the screws on the front surface of the support column 3, move the movable column 4 up and down, adjust the movable column 4 to a suitable height position, and then align the screws with the corresponding positioning holes to fix the support column 3 and the movable column 4, so as to facilitate the adjustment of the height position of the sealing mechanism.

[0025] A receiving groove is provided on the right side of the moving column 4. A support rod 5 is rotatably installed on the upper end of the moving column 4 through a rotating shaft and a screw. The screw is unscrewed and the support rod 5 is rotated. The support rod 5 drives the clamping mechanism and the sealing mechanism to be rotated and taken out from the receiving groove of the moving column 4. The support rod 5 is rotated to be vertical to the moving column 4, and the screw is tightened to fix the support rod 5 to prevent the clamping mechanism and the sealing mechanism from moving.

[0026] A clamp 6 is installed at the end of the support rod 5, and push rods 7 are installed on both the front and rear sides of the clamp 6. The surface of the push rod 7 is threaded with a screw 9. The exhaust pipe to be installed is passed through the clamp 6, and the screw 9 is rotated. The screw 9 drives the push rod 7 to move toward the exhaust pipe. A clamping plate 8 is installed at the end of the push rod 7. The clamping plate 8 is moved to the surface close to the exhaust pipe. The clamping plate 8 clamps and fixes the exhaust pipe, and there is no need to manually hold the exhaust pipe, which reduces the work intensity and improves the work efficiency.

[0027] like Figure 2 and Figure 4 As shown, a turntable 10 is installed on both sides of the bottom of the clamp 6, and a connecting rope 12 is wound around the surface of the turntable 10. A turning handle 11 is installed on the outer side of the turntable 10 on the right side of the bottom of the clamp 6. A sealing air ring 13 is fixedly connected to the end of the connecting rope 12. After the exhaust pipe is installed, the height position of the sealing air ring 13 is adjusted according to the height position of the sampling hole at the bottom of the exhaust pipe. The turning handle 11 is turned, and the turning handle 11 drives the turntable 10 to rotate, so that the connecting rope 12 wound around the surface of the turntable 10 can be released, thereby adjusting the height position of the sealing air ring 13, and adjusting the sealing air ring 13 to align with the sampling hole;

[0028] An air pump 14 is placed inside the box 2, and the box 2 is convenient for storing the air pump 14. An air filling valve 15 is installed on the front surface of the sealing air ring 13. Rubber belts 17 are installed on the left and right ends of the front surface of the sealing air ring 13. A protective cap 18 is installed on the rotating end of the rubber belt 17. The protective cap 18 is rotated and unscrewed from the air filling valve 15. The air pump 14 is aligned with the air filling valve 15 to inflate the sealing air ring 13. The sealing air ring 13 is inflated and enlarged. The sealing air ring 13 is inflated until the inner side is close to the sampling hole, and the sampling hole and the pipeline to be connected are sealed to avoid air leakage;

[0029] After the sampling is completed, unscrew the protective cap 18 on the surface of the air release valve 16 to facilitate the deflation of the sealing air ring 13 and the storage of the sealing air ring 13. After the device is used, rotate the screw 9 in the opposite direction, and the screw 9 drives the push rod 7 and the clamping plate 8 away from the exhaust pipe to facilitate the disassembly of the exhaust pipe. Unscrew the screw on the upper end of the movable column 4, and rotate the support rod 5 back to the internal storage groove of the movable column 4 to facilitate the storage of the support rod 5 and the clamping mechanism, thereby increasing the convenience of the device.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A portable exhaust pipe sampling hole sealing device, comprising a support base (1) and an adjustment mechanism, wherein a box body (2) is installed on the upper surface of the support base (1), a support column (3) is installed on the right side of the box body (2), a movable column (4) is slidably installed inside the support column (3), and a storage groove is opened on the right side surface of the movable column (4), characterized in that: It also includes a support rod (5) and a clamping mechanism, wherein the support rod (5) is rotatably mounted on the upper end of the movable column (4), the clamping mechanism includes a clamp (6), a push rod (7), a clamping plate (8) and a screw (9), the end of the support rod (5) is mounted with the clamp (6), the front and rear sides of the clamp (6) are both mounted with push rods (7), the end of the push rod (7) is mounted with a clamping plate (8), the internal thread of the push rod (7) is mounted with a screw (9), and an air pump (14) is placed inside the box body (2); The adjustment mechanism comprises a turntable (10), a turning handle (11) and a connecting rope (12); the turntables (10) are installed on both the left and right sides of the bottom end of the clamp (6); the turning handle (11) is installed on the outer side of the right turntable (10) at the bottom end of the clamp (6); and the connecting rope (12) is wound around the surface of the turntable (10).

2. A portable exhaust pipe sampling hole sealing device according to claim 1, characterized in that: The front surface of the movable column (4) is provided with positioning holes at equal intervals, and the movable column (4) forms an up-and-down sliding structure with the support column (3) through the positioning holes and screws.

3. A portable exhaust pipe sampling hole sealing device according to claim 1, characterized in that: The support rod (5) forms a rotating structure with the movable column (4) via a rotating shaft and a screw.

4. A portable exhaust pipe sampling hole sealing device according to claim 1, characterized in that: The clamping plate (8) forms a forward and backward sliding structure with the clamp (6) through the push rod (7) and the screw rod (9).

5. A portable exhaust pipe sampling hole sealing device according to claim 1, characterized in that: The end of the connecting rope (12) is fixedly connected to a sealing air ring (13).

6. A portable exhaust pipe sampling hole sealing device according to claim 5, characterized in that: An inflation valve (15) and an air release valve (16) are respectively installed on the front surface of the sealing air ring (13), and rubber belts (17) are installed on both left and right ends of the front surface of the sealing air ring (13). A protective cap (18) is installed at the end of the rubber belt (17), and the protective cap (18) is connected to the inflation valve (15) and the air release valve (16) by threaded connection.

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