Device for fixing sampling head of particle counter

Abstract

The utility model discloses a device for fixing a sampling head of a particle counter, which particularly relates to the field of biopharmacy and comprises a fixing seat, supporting legs are arranged on three sides of the bottom of the fixing seat, non-slip mats are fixedly connected to the bottoms of the supporting legs, and a rotating seat is inserted into the top of the fixing seat. The bottom of the rotating base is fixedly connected with a limiting disc, and a fastening bolt is inserted into one side of the fixing base. The end, close to the sampling head, of the connecting pipe penetrates through the clamping ring, the clamping ring is controlled by rotating the rotating disc to clamp and fix the connecting pipe, the connecting rod is located in the middle of the clamping groove by rotating the clamping ring, the clamping ring is made to be horizontal with the table top, and therefore the connecting pipe is made to be perpendicular to the table top and supported through the supporting leg fixing base and the clamping ring; the supporting stability is improved, the sampling head can be conveniently supported and fixed, particles can be conveniently collected, operation and use are convenient, the particle counting monitoring result cannot be interfered, and the monitoring effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of biopharmaceuticals, and more specifically to a device for fixing a sampling head of a particle counter. Background Art

[0002] A particle counter is a special instrument for testing the particle size and distribution of air dust particles. It is an instrument that uses the principle of light scattering to count dust particles and is widely used in authoritative institutions such as provincial and municipal drug testing institutes, blood centers, epidemic prevention stations, disease control centers, and quality supervision institutes.

[0003] When the particle counter is monitoring suspended particles, if the particle counter cannot be placed inside the device for sampling, it is necessary to first connect the sampling head of the particle counter to the particle counter through a connecting pipe, and then put the sampling head into the device before sampling;

[0004] When sampling, the sampling head needs to be placed directly below the high-efficiency filter of the equipment. Since the connecting pipe is a hose, it cannot be fixed in position and kept vertical. The sampling head needs to be held manually to collect particles. It is inconvenient to hold the sampling head manually and it will interfere with the results of particle counting monitoring. Therefore, a device for fixing the sampling head of a particle counter is proposed. Utility Model Content

[0005] In order to overcome the above defects of the prior art, the utility model provides a device for fixing a sampling head of a particle counter to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for fixing a sampling head of a particle counter, comprising a fixed seat, support legs are arranged on three sides of the bottom of the fixed seat, a non-slip pad is fixedly connected to the bottom of the support leg, a rotating seat is inserted at the top of the fixed seat, a limiting plate is fixedly connected to the bottom of the rotating seat, a fastening bolt is inserted at one side of the fixed seat, and a first fastening screw is inserted at one side of the rotating seat;

[0007] A first connecting ball is arranged in the middle of the rotating seat, a connecting rod is fixedly connected to the top of the first connecting ball, a clamping groove is arranged on one side of the top of the rotating seat, a clamping ring is fixedly connected to the top of the connecting rod, an opening groove is arranged on the top of the clamping ring, movable grooves are symmetrically arranged on both sides of the inner cavity of the clamping ring, and fastening sockets are symmetrically arranged on both sides of the top of the clamping ring;

[0008] A second fastening screw is inserted into the middle of the fastening socket, and one end of the second fastening screw is connected to a rotating disk.

[0009] Preferably, a second connecting ball is fixedly connected to the top of the supporting leg, a connecting slot is provided at a position corresponding to the second connecting ball at the bottom of the fixing seat, the second connecting ball is arranged in the middle of the connecting slot, and limiting blocks are symmetrically arranged in the middle of both sides of the opening of the connecting slot.

[0010] Preferably, one end of the fastening bolt corresponds to the limiting plate, the limiting plate is arranged in the middle of the fixing seat, and one end of the fastening bolt is fixedly connected with a rotating screw head.

[0011] Preferably, the diameter of the top opening of the rotating seat is smaller than the diameter of the first connecting ball and larger than the diameter of the connecting rod, and the diameter of the connecting rod is matched with the width of the slot.

[0012] Preferably, the first fastening screw corresponds to the first connecting ball, one end of the first fastening screw is fixedly connected to a rotating disk, and the other end is fixedly connected to an anti-skid pad, and the anti-skid pad fits with the wall of the first connecting ball.

[0013] Preferably, the fastening socket passes through the open slot, a movable nut is provided in the middle of the fastening socket, the second fastening screw passes through the movable nut in the middle of the fastening socket and is threadedly connected with the movable nut, and the diameter of the second fastening screw is smaller than the diameter of the fastening socket.

[0014] Preferably, a non-slip pad is provided on the middle wall of the clamping ring, and a circular hole is opened in the middle of the movable groove.

[0015] Technical effects and advantages of the utility model:

[0016] 1. The utility model firstly passes the end of the connecting tube close to the sampling head through the clamping ring and controls the clamping ring to clamp and fix the connecting tube by rotating the rotating disk, and rotates the clamping ring to make the connecting rod located in the middle of the clamping groove, so that the clamping ring is level with the desktop, so that the connecting tube is perpendicular to the desktop, and is supported by the support leg fixing seat and the clamping ring to improve the stability of the support, which can facilitate the support and fixation of the sampling head, facilitate particle collection, facilitate operation and use, and will not interfere with the results of particle counting monitoring, thereby improving the monitoring effect;

[0017] 2. The utility model also improves the stability of the fixing seat by setting the anti-slip pad, and can fix the position of the clamp ring by rotating the fastening bolt to prevent the clamp ring from rotating on the top of the fixing seat, and can fix the first connecting ball by rotating the first fastening screw, which can further fix the position and direction of the clamp ring, improve the stability of the clamp ring, avoid shaking, and improve the particle sampling effect;

[0018] In summary, through the interaction of the above-mentioned multiple effects, it is convenient to clamp and support the pipe at one end of the sampling head, so that the sampling head is vertical to the desktop, the stability of the support is improved, the particle collection is convenient, the operation is convenient, and it will not interfere with the results of particle counting monitoring, thereby improving the monitoring effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0020] Figure 2 It is a side structural schematic diagram of the utility model.

[0021] Figure 3 It is a schematic diagram of the disassembled structure of the fixed seat and the supporting leg rotating seat of the utility model.

[0022] Figure 4 It is a schematic diagram of the substructure of the second fastening screw, the clamping ring and the rotating seat of the utility model.

[0023] Figure 5 It is a schematic diagram of the working state structure of the utility model.

[0024] The accompanying drawings are marked as follows: 1. fixed seat; 2. supporting leg; 3. anti-slip pad; 4. fastening bolt; 5. rotating seat; 6. limiting plate; 7. slot; 8. first connecting ball; 9. first fastening screw; 10. connecting rod; 11. snap ring; 12. movable groove; 13. open groove; 14. fastening socket; 15. second fastening screw; 16. rotating plate; 17. second connecting ball; 18. connecting slot. DETAILED DESCRIPTION

[0025] 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.

[0026] As attached Figure 1-5A device for fixing a sampling head of a particle counter is shown, comprising a fixed seat 1, support legs 2 are arranged on three sides of the bottom of the fixed seat 1, and the fixed seat 1 can be supported by opening the support legs 2, and an anti-skid pad 3 is fixedly connected to the bottom of the support legs 2, and sliding is avoided by the stability of the support legs 2, a rotating seat 5 is inserted on the top of the fixed seat 1, and a limiting disk 6 is fixedly connected to the bottom of the rotating seat 5, and a fastening bolt 4 is inserted on one side of the fixed seat 1, and the rotating seat 5 can be fixed by rotating the fastening bolt 4 to squeeze the limiting disk 6, and the limiting disk 6 can be fixed by loosening the squeeze of the limiting disk 6, and the rotation of the clamping ring 11 can be controlled by rotating the rotating seat 5 to adjust the direction of the clamping ring 11, and a first fastening screw 9 is inserted on one side of the rotating seat 5, and the first connecting ball 8 in the middle of the rotating seat 5 can be squeezed by rotating the first fastening screw 9, so that the angle of the clamping ring 11 can be fixed;

[0027] A first connecting ball 8 is provided in the middle of the rotating seat 5, and a connecting rod 10 is fixedly connected to the top of the first connecting ball 8. A clamping groove 7 is provided on one side of the top of the rotating seat 5, and a clamping ring 11 is fixedly connected to the top of the connecting rod 10. An opening groove 13 is provided on the top of the clamping ring 11, and movable grooves 12 are symmetrically provided on both sides of the inner cavity of the clamping ring 11. Fastening sockets 14 are symmetrically provided on both sides of the top of the clamping ring 11. The clamping ring 11 can be rotatably connected to the rotating seat 5 through the first connecting ball 8, and by clamping the connecting rod 10 in the middle of the clamping groove 7, the clamping ring 11 can be placed horizontally, and the clamping ring 11 can be supported and limited without affecting the rotation of the clamping ring 11.

[0028] A second fastening screw 15 is inserted in the middle of the fastening socket 14, and one end of the second fastening screw 15 is connected to a rotating disk 16. The second fastening screw 15 is controlled to rotate by rotating the rotating disk 16, so that the width of the opening groove 13 can be adjusted, thereby reducing the width of the movable groove 12, so that the middle connecting pipe can be clamped and fixed by the clamping ring 11, and supported, so that the sampling head can be placed directly below the high-efficiency filter of the equipment, which is convenient for particle counter and particle sampling.

[0029] As attached Figure 3 As shown, a second connecting ball 17 is fixedly connected to the top of the supporting leg 2, a connecting slot 18 is provided at a position corresponding to the second connecting ball 17 at the bottom of the fixing seat 1, the second connecting ball 17 is arranged in the middle of the connecting slot 18, and limiting blocks are symmetrically arranged in the middle of both sides of the opening of the connecting slot 18.

[0030] As attached Figure 1-3 As shown, one end of the fastening bolt 4 corresponds to the limit plate 6, and the limit plate 6 is arranged in the middle of the fixing seat 1. One end of the fastening bolt 4 is fixedly connected with a rotating nut head. By rotating the nut head to control the rotation of the fastening bolt 4 to squeeze the limit plate 6, the limit plate 6 can be fixed, which is convenient for fixing.

[0031] As attached Figure 1 , 2 As shown in Figure 4, the top opening diameter of the rotating seat 5 is smaller than the diameter of the first connecting ball 8 and larger than the diameter of the connecting rod 10. The diameter of the connecting rod 10 is matched with the width of the slot 7. The connecting rod 10 can be connected to the rotating seat 5 by limiting the first connecting ball 8 by the rotating seat 5 without affecting the rotation of the connecting rod 10. The connecting rod 10 can be limited by the slot 7, which is convenient for placing and supporting the connecting rod 10.

[0032] As attached Figure 2-4 As shown, the first fastening screw 9 corresponds to the first connecting ball 8. One end of the first fastening screw 9 is fixedly connected to a rotating disk, and the other end is fixedly connected to an anti-skid pad. The anti-skid pad fits with the wall of the first connecting ball 8. The first fastening screw 9 is controlled to rotate by the rotating disk to squeeze the first connecting ball 8, which can improve the fixing strength of the first connecting ball 8 and prevent the connecting rod 10 from rotating after being located in the middle of the slot 7, thereby improving the fixing effect.

[0033] As attached Figure 1 , 2 As shown in Figure 4, the fastening socket 14 passes through the open groove 13, and a movable nut is set in the middle of the fastening socket 14. The second fastening screw 15 passes through the movable nut in the middle of the fastening socket 14 and is threadedly connected with the movable nut. The diameter of the second fastening screw 15 is smaller than the diameter of the fastening socket 14. The rotation of the second fastening screw 15 is controlled by rotating the rotating disk 16, and the open groove 13 can be squeezed by the movable nut, and the diameter of the middle part of the clamping ring 11 can be reduced, so as to clamp and support the connecting pipe located in the middle part of the clamping ring 11, so that the connecting pipe can be placed vertically directly below the high-efficiency filter, which is convenient for particle collection and convenient operation.

[0034] As attached Figure 1 , 2 As shown in Figures 4, the middle wall of the clamping ring 11 is provided with an anti-skid pad, and a circular hole is opened in the middle of the movable groove 12. The anti-skid pad can improve the clamping and fixing effect, and improve the supporting effect. The circular hole can facilitate the reduction and adjustment of the width of the movable groove 12, which is convenient for clamping and fixing.

[0035] Working principle of the utility model: when in use, it is only necessary to open the support leg 2, loosen the squeezing of the first connecting ball 8 by rotating the first fastening screw 9, and rotate the connecting rod 10 to be placed in the middle of the slot 7, so that the clamping ring 11 is level with the water surface, and then rotate the first fastening screw 9 to fix the first connecting ball 8, and then insert the end of the connecting tube of the particle counter close to the collection head into the inside of the clamping ring 11, and rotate the rotating disk 16 to drive the clamping ring 11 to squeeze and fix the connecting tube in turn;

[0036] The rotating seat 5 can be driven to rotate on the top of the fixed seat 1 by rotating the clamping ring 11 in turn, the direction of the clamping ring 11 can be adjusted, and then the fastening bolt 4 can be rotated to squeeze the limit plate 6 to fix the direction of the clamping ring 11;

[0037] Place the collection head of the particle counter directly below the high-efficiency filter of the equipment to facilitate sampling.

[0038] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for fixing a sampling head of a particle counter, comprising a fixing seat (1), characterized in that: Support legs (2) are arranged on three sides of the bottom of the fixed seat (1); the bottom of the support legs (2) is fixedly connected to an anti-slip pad (3); the top of the fixed seat (1) is inserted with a rotating seat (5); the bottom of the rotating seat (5) is fixedly connected to a limiting plate (6); one side of the fixed seat (1) is inserted with a fastening bolt (4); and one side of the rotating seat (5) is inserted with a first fastening screw (9); A first connecting ball (8) is arranged in the middle of the rotating seat (5), a connecting rod (10) is fixedly connected to the top of the first connecting ball (8), a clamping groove (7) is provided on one side of the top of the rotating seat (5), a clamping ring (11) is fixedly connected to the top of the connecting rod (10), an opening groove (13) is provided on the top of the clamping ring (11), movable grooves (12) are symmetrically provided on both sides of the inner cavity of the clamping ring (11), and fastening sockets (14) are symmetrically provided on both sides of the top of the clamping ring (11); A second fastening screw (15) is inserted into the middle of the fastening insertion hole (14), and one end of the second fastening screw (15) is connected to a rotating disk (16).

2. The device for fixing a sampling head of a particle counter according to claim 1, characterized in that: A second connecting ball (17) is fixedly connected to the top of the supporting leg (2); a connecting slot (18) is provided at a position corresponding to the second connecting ball (17) at the bottom of the fixing seat (1); the second connecting ball (17) is arranged in the middle of the connecting slot (18); and limiting blocks are symmetrically arranged in the middle of both sides of the opening of the connecting slot (18).

3. The device for fixing a sampling head of a particle counter according to claim 1, characterized in that: One end of the fastening bolt (4) corresponds to the limiting plate (6), the limiting plate (6) is arranged in the middle of the fixing seat (1), and one end of the fastening bolt (4) is fixedly connected with a rotating screw head.

4. The device for fixing a sampling head of a particle counter according to claim 1, characterized in that: The diameter of the top opening of the rotating seat (5) is smaller than the diameter of the first connecting ball (8) and larger than the diameter of the connecting rod (10), and the diameter of the connecting rod (10) is matched to the width of the slot (7).

5. The device for fixing a sampling head of a particle counter according to claim 1, characterized in that: The first fastening screw (9) corresponds to the first connecting ball (8), one end of the first fastening screw (9) is fixedly connected to a rotating disk, and the other end is fixedly connected to an anti-skid pad, and the anti-skid pad fits the wall of the first connecting ball (8).

6. The device for fixing a sampling head of a particle counter according to claim 1, characterized in that: The fastening socket (14) passes through the opening groove (13); a movable nut is provided at a position limit in the middle of the fastening socket (14); the second fastening screw (15) passes through the movable nut in the middle of the fastening socket (14) and is threadedly connected with the movable nut; the diameter of the second fastening screw (15) is smaller than the diameter of the fastening socket (14).

7. The device for fixing a sampling head of a particle counter according to claim 1, characterized in that: The middle wall of the clamping ring (11) is provided with an anti-slip pad, and the middle of the movable groove (12) is provided with a circular hole.

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