CN113281032A - Testing arrangement of fire-fighting lance rotating member - Google Patents
Testing arrangement of fire-fighting lance rotating member Download PDFInfo
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- CN113281032A CN113281032A CN202110814864.7A CN202110814864A CN113281032A CN 113281032 A CN113281032 A CN 113281032A CN 202110814864 A CN202110814864 A CN 202110814864A CN 113281032 A CN113281032 A CN 113281032A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
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Abstract
The invention discloses a testing device for a rotating part of a fire-fighting lance, which comprises a base, and a triangular clamping device and a rotating force applying device which are arranged above the base and used for limiting the position of a lance main body, wherein the base comprises a seat main body, and a clamping rod and a sliding rod which are arranged in the seat main body, the clamping rod is positioned at the lower side of the inner space of the seat main body, the sliding rod is positioned at the upper side of the inner space of the seat main body, a handle fixing screw is arranged at the end part of the clamping rod, a plurality of clamping rings are sleeved outside the sliding rod, the triangular clamping device comprises a supporting ring, and a jacking bolt and a locking screw which are arranged in the supporting ring, the lance main body is provided with a lance handle, a first adjusting ring and a second adjusting ring which are used for adjusting water flow are arranged on the excircle of the lance main body, the rotating force applying device comprises a sliding bar and an outer rotor motor which is arranged above the sliding bar, and a force guide belt and a belt wheel are arranged outside the outer rotor motor. This testing arrangement of fire-fighting lance rotating member can reduce the burden to the tester when the fire-fighting lance tests, is fit for generally using widely.
Description
Technical Field
The invention belongs to the technical field of fire-fighting lances, and particularly relates to a testing device for a rotating part of a fire-fighting lance.
Background
The fire-fighting lance is a water jetting tool for fire extinguishment, can jet dense and full water flow after being connected with a water hose, and can be divided into a direct-flow lance, a spray lance, a multi-purpose lance and the like according to different jet forms and characteristics.
To having the switch to switch, the direct current spraying switches, the flow gear switches, the double flow is said and is switched, wash the squirt of rotary part such as function switching, often need test to rotary part when dispatching from the factory, rotary part need carry out not less than 300 reciprocal operation tests, should not appear phenomenon such as card resistance or damage in the test, the operating torque of rotary part is not more than 15N/M after the test, this test is artifical manual completion at present, because of intensity of labour is big, the condition such as turned angle and number of times are not enough often appears, test quality and efficiency are not high, application number 202011057655.4 discloses a reciprocal operation testing arrangement of fire-fighting squirt rotary part, but this device can only test the fire-fighting squirt of rocker structure, the fire-fighting squirt that unable test adopted ring type regulation scheme.
Disclosure of Invention
The invention aims to provide a testing device for a rotating part of a fire-fighting lance, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a testing device for a rotating part of a fire-fighting lance comprises a base, a triangular clamping device and a rotating force applying device, wherein the triangular clamping device and the rotating force applying device are arranged above the base and used for limiting the position of a main body of the lance;
the base comprises a base main body, and a clamping rod and a sliding rod which are arranged in the base main body, wherein the clamping rod is positioned at the lower side of the inner space of the base main body, the sliding rod is positioned at the upper side of the inner space of the base main body, a handle fixing screw is arranged at the end part of the clamping rod, and a plurality of clamping rings are sleeved outside the sliding rod;
the triangular clamping device comprises a supporting ring, and a jacking bolt and a locking screw which are arranged in the supporting ring.
Preferably, the water gun main body is provided with a gun handle, and a first adjusting ring and a second adjusting ring for adjusting water flow are arranged on the outer circle of the water gun main body;
the rotary force applying device comprises a sliding strip and an outer rotor motor arranged above the sliding strip, a force guide belt and a belt wheel are arranged outside the outer rotor motor, the outer rotor motor is connected with the sliding strip through a shaft plate and a connecting shaft, a pressing strip in a motor shaft of the outer rotor motor is contacted with a pressure sensor in the shaft plate, and the force guide belt is arranged inside a horizontal part on the lower side of the sliding strip.
Preferably, the seat main part is bent for the aluminum alloy plate and is made, open in the vertical plate at seat main part both ends has a spout, a pole hole under the seat and a pole hole on the seat, the pole hole is located vertical plate upside both ends on the seat, a spout and a pole hole under the seat are located the vertical plate middle part.
Preferably, the seat is provided with two sliding rods which are parallel to each other in the rod hole, the seat is provided with a clamping rod with a through hole at the end part inside the rod hole, the seat is provided with a clamping rod with a threaded hole at the end part inside the sliding groove, the handle fixing screw penetrates through the through hole at the end part of one clamping rod and enters the threaded hole at the end part of the other clamping rod, the two ends of the clamping rod are provided with the handle fixing screws, and the two clamping rods clamp the gun handle of the water gun main body.
Preferably, the outline of the supporting ring is annular, the supporting ring is provided with three ring blocks distributed in an annular array, two ring feet distributed symmetrically are arranged on the lower side of the supporting ring, and the supporting ring is made of a section.
Preferably, a jacking bolt is screwed in a threaded hole in the ring block and jacks the shell part of the water gun main body, a through hole is formed in the axial direction of the ring foot, the sliding rod is located inside the through hole, a locking screw is screwed in the threaded hole in the radial direction of the ring foot, and the locking screw jacks the sliding rod inside the ring foot.
Preferably, the profile of the sliding strip is L-shaped, a tensioning threaded hole and a sliding groove are formed in the horizontal part of the lower side of the sliding strip, the sliding groove is located outside the sliding rod, a tensioning screw is arranged inside the tensioning threaded hole, and a strip top hole is formed in the upper end of the vertical part of the sliding strip.
Preferably, a connecting shaft is inserted into the top hole, two ends of the connecting shaft are respectively provided with a shaft plate, two ends of each shaft plate are respectively provided with a through hole, a bearing is fixed inside one through hole, the other through hole is sleeved outside the connecting shaft, shaft screws are screwed at two ends of the connecting shaft, two ends of a motor shaft of the outer rotor motor respectively penetrate through one bearing, the pressing strip is inserted and fixed in the motor shaft of the outer rotor motor, one end of the pressing strip, which faces away from the outer rotor motor, is in contact with the pressure sensor, two wall blocks are welded on the shaft plate, the pressure sensors are fixed on the surfaces of the two wall blocks, which face the pressing strip, the belt pulley sleeve is fixed outside the outer rotor motor, and the force guide belt is sleeved in the groove on the excircle of the belt pulley.
Preferably, the first adjusting ring and the second adjusting ring both correspond to an independent rotating force-applying device, and the force guide belt of the rotating force-applying device is sleeved outside the first adjusting ring or the second adjusting ring.
Preferably, the force guide belt is of a double-layer structure, the inner side part of the force guide belt is made of rubber with patterns, and the outer side part of the force guide belt is made of Kevlar cloth.
The invention has the technical effects and advantages that: according to the testing device for the rotating part of the fire-fighting lance, the belt wheel and the force guide belt are driven by the outer rotor motor to enable the first adjusting ring and the second adjusting ring of the lance main body to rotate, and the first adjusting ring and the second adjusting ring can rotate more accurately and sufficiently without manual operation, so that the problems of high labor intensity, insufficient rotating angle and insufficient rotating times caused by manual operation are solved, and the testing device has better testing quality and testing efficiency;
the pressure sensor is pressed by a pressing bar in a motor shaft of the outer rotor motor in the rotating process, and the torque value of the first adjusting ring and the second adjusting ring during rotation is fed back through the force value of the pressure sensor, so that the effect of detecting the operating torque of the rotating part is achieved, and the outer rotor motor is suitable for being generally popularized and used;
because each adjusting ring corresponds a rotation force-applying device, a plurality of adjusting rings of a fire-fighting lance can be tested at the same time, and the test efficiency is relatively good.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention in a separated state;
FIG. 3 is a schematic view of the base of the present invention in a separated state;
FIG. 4 is a schematic view of the triangle clamping device of the present invention in a separated state;
FIG. 5 is a schematic view of the separated state of the rotary force applying device of the present invention;
FIG. 6 is a schematic view of the structure at A in FIG. 1 according to the present invention.
In the figure: 1. a water gun body; 101. a gun handle; 102. a first adjusting ring; 103. a second adjusting ring; 2. a base; 201. a seat main body; 2011. a seat chute; 2012. a seat lower rod hole; 2013. a seat upper rod hole; 202. a clamping bar; 203. a slide bar; 204. a handle fixing screw; 205. a snap ring; 3. a triangular clamping device; 301. a ring; 3011. a ring block; 3012. a ring leg; 302. jacking and pressing the bolt; 303. a locking screw; 4. a rotating force applying device; 401. a force-conducting belt; 402. a pulley; 403. an outer rotor motor; 404. a slide bar; 4041. a strip top hole; 4042. tensioning the threaded hole; 4043. a chute; 405. a connecting shaft; 405. a shaft screw; 407. a shaft plate; 4071. a bearing; 4072. a wall block; 408. a pressure sensor; 409. layering; 410. and tensioning the screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a testing device for a rotating part of a fire-fighting lance comprises a base 2, a triangular clamping device 3 and a rotating force applying device 4, wherein the triangular clamping device 3 and the rotating force applying device 4 are arranged above the base for limiting the position of a lance main body 1;
referring to fig. 3, the base 2 includes a seat main body 201, and a clamping bar 202 and a sliding bar 203 arranged inside the seat main body, surfaces of the clamping bar 202 and the sliding bar 203 are both hardened, the clamping bar 202 is located at a lower side of an inner space of the seat main body 201, the sliding bar 203 is located at an upper side of the inner space of the seat main body 201, a handle fixing screw 204 is arranged at an end of the clamping bar 202, a plurality of snap rings 205 are sleeved outside the sliding bar 203, and the snap rings 205 play a role of limiting a position of the rotating force applying device 4;
referring to fig. 4, the triangular clamping device 3 includes a supporting ring 301, and a top pressure bolt 302 and a locking screw 303 installed inside the supporting ring, the water gun body 1 is provided with a gun handle 101, the outer circle of the water gun body 1 is provided with a first adjusting ring 102 and a second adjusting ring 103 for adjusting water flow, and the triangular clamping device 3 is fixed to the water gun body 1 adaptable to various diameters through the top pressure bolt 302;
referring to fig. 2, 5 and 6, the rotary force applying device 4 includes a sliding bar 404 and an external rotor motor 403 disposed above the sliding bar 404, a force guiding belt 401 and a pulley 402 are disposed outside the external rotor motor 403, the external rotor motor 403 is fixedly connected with the pulley 402, the external rotor motor 403 is connected with the sliding bar 404 through a shaft plate 407 and a connecting shaft 405, a bearing 4071 inside the shaft plate 407 is used for reducing friction force and better transmitting the force of the pressure bar 409 to a pressure sensor 408, a pressing bar 409 inside a motor shaft of the external rotor motor 403 is in contact with a pressure sensor 408 in the shaft plate 407, the force guiding belt 401 is disposed inside a horizontal portion of a lower side of the sliding bar 404, the first adjusting ring 102 and the second adjusting ring 103 both correspond to an independent rotary force applying device 4, the force guiding belt 401 of the rotary force applying device 4 is sleeved outside the first adjusting ring 102 or the second adjusting ring 103, the rotary force applying device 4 has dual functions of applying rotation and testing, the pressure sensor 408 may be a FYMH-P plane pressure load cell.
The force guide belt 401 is of a double-layer structure, the inner portion of the force guide belt 401 is made of rubber with patterns, good friction force can be obtained, the force guide belt can be in good contact with the belt wheel 402, the first adjusting ring 102 and the second adjusting ring 103, the outer portion of the force guide belt 401 is made of Kevlar, good external strength can be obtained, and positive pressure on the inner portion of the force guide belt 401 can be increased.
The working principle is that the testing device of the fire-fighting lance rotating part;
fixing the water gun main body 1: the gun handle 101 is inserted between the two clamping rods 202, the two triangular clamping devices 3 are slid to adjust the triangular clamping devices 3 to the shell part of the water gun main body 1, the jacking bolt 302 is screwed to fix the position of the water gun main body 1 preliminarily, the handle fixing screw 204 is screwed to shrink the distance between the two clamping rods 202, the gun handle 101 is clamped by the two clamping rods 202, the clamping rods 202 are used for inhibiting the rotation of the water gun main body 1, the locking screw 303 is screwed to lock the current position of the triangular clamping devices 3, and the water gun main body 1 is fixed;
adjusting a rotary force applying device 4: loosening screws in the clamping ring 205 to adjust the position of the clamping ring 205 on the sliding rod 203, adjusting the position of the rotary force applying device 4 through the clamping ring 205 to enable a force guide belt 401 of the rotary force applying device 4 to face the first adjusting ring 102 or the second adjusting ring 103 of the water gun main body 1, tightening the screws in the clamping ring 205 to lock the positions of the clamping ring 205 and the sliding rod 203, hanging the force guide belt 401 outside the first adjusting ring 102 or the second adjusting ring 103, rotating the tensioning screws 410 to enable the tensioning screws 410 to push against the sliding rod 203, tensioning the force guide belt 401 along with the tensioning, wherein the tensioning degree of the force guide belt 401 depends on the degree of the tensioning screws 410 pushing against the sliding rod 203;
testing first and second regulation loops 102 and 103: the external rotor motor 403 is started to drive the belt wheel 402 to rotate, the belt wheel 402 rotates to drive the first adjusting ring 102 or the second adjusting ring 103 to rotate through the force guide belt 401, the external rotor motor 403 is a servo motor, the number of rotation turns of the external rotor motor 403 is determined by the rotation angle of the adjusting ring, the external rotor motor 403 is rotated on the external rotor motor 403 on which the reaction force of the rotation of the first adjusting ring 102 or the second adjusting ring 103 acts, but the rotation of the external rotor motor 403 is inhibited by the pressing strip 409, the force of the external rotor motor 403 during rotation acts on the pressing strip 409, the pressing strip 409 presses the pressure sensor 408, the pressure sensor 408 can obtain force readings at the moment, the force readings obtained by the pressure sensor 408 reversely push the torque of the first adjusting ring 102 or the second adjusting ring 103 during rotation through a torque formula, and the force readings fed back to the pressure sensor 408 are different if jamming or damage occurs during the test process, whether the first adjusting ring 102 and the second adjusting ring 103 are jammed or damaged is determined by the change of the force reading of the pressure sensor 408.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the inventive concept of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a fire-fighting lance rotating member's testing arrangement, includes base (2) and installs triangle clamping device (3) and rotation thrust augmentation device (4) that are used for restricting squirt main part (1) position above that, its characterized in that:
the base (2) comprises a base main body (201), and a clamping rod (202) and a sliding rod (203) which are arranged in the base main body, wherein the clamping rod (202) is positioned at the lower side of the inner space of the base main body (201), the sliding rod (203) is positioned at the upper side of the inner space of the base main body (201), a handle fixing screw (204) is arranged at the end part of the clamping rod (202), and a plurality of clamping rings (205) are sleeved outside the sliding rod (203);
the triangular clamping device (3) comprises a supporting ring (301), and a jacking bolt (302) and a locking screw (303) which are arranged in the supporting ring.
2. The apparatus as claimed in claim 1, wherein: the water gun main body (1) is provided with a gun handle (101), and a first adjusting ring (102) and a second adjusting ring (103) for adjusting water flow are arranged on the outer circle of the water gun main body (1);
the rotary force applying device (4) comprises a sliding bar (404) and an outer rotor motor (403) arranged above the sliding bar, a force guide belt (401) and a belt wheel (402) are arranged outside the outer rotor motor (403), the outer rotor motor (403) is connected with the sliding bar (404) through a shaft plate (407) and a connecting shaft (405), a pressing strip (409) in a motor shaft of the outer rotor motor (403) is in contact with a pressure sensor (408) in the shaft plate (407), and the force guide belt (401) is arranged inside the horizontal part of the lower side of the sliding bar (404).
3. The apparatus as claimed in claim 1, wherein: seat main part (201) are bent for aluminium alloy plate and are made, vertical plate at seat main part (201) both ends is opened and is had seat spout (2011), seat down pole hole (2012) and seat pole hole (2013), seat pole hole (2013) is located vertical plate upside both ends, seat spout (2011) and seat down pole hole (2012) are located vertical plate middle part.
4. The apparatus as claimed in claim 3, wherein the apparatus further comprises: the inside slide bar (203) that is parallel to each other that is equipped with of pole hole (2013) on the seat, pole hole (2012) is equipped with inside clamping bar (202) that the tip opened the through-hole under the seat, inside clamping bar (202) that the tip opened the screw hole that are equipped with of seat spout (2011), handle fixed screw (204) pass the through-hole of one of them clamping bar (202) tip and get into the threaded hole of another clamping bar (202) tip, the both ends of clamping bar (202) all are equipped with handle fixed screw (204), and the stock (101) of squirt main part (1) are cliied to two clamping bar (202).
5. The apparatus as claimed in claim 1, wherein: the profile of the supporting ring (301) is annular, the supporting ring (301) is provided with three ring blocks (3011) distributed in an annular array, two ring feet (3012) distributed symmetrically are arranged on the lower side of the supporting ring (301), and the supporting ring (301) is made of sectional materials.
6. The apparatus as claimed in claim 5, wherein: a jacking bolt (302) is screwed in a threaded hole in the ring block (3011), the jacking bolt (302) jacks a shell part of the water gun main body (1), a through hole is formed in the axial direction of the ring foot (3012), the sliding rod (203) is located in the through hole, a locking screw (303) is screwed in the threaded hole in the radial direction of the ring foot (3012), and the locking screw (303) jacks the sliding rod (203) in the ring foot (3012).
7. The apparatus as claimed in claim 2, wherein the apparatus further comprises: the profile of slide bar (404) is L shape, tensioning screw hole (4042) and spout (4043) in the horizontal part of slide bar (404) downside, spout (4043) are located slide bar (203) outside, tensioning screw hole (4042) inside is equipped with tensioning screw (410), open the vertical part upper end of slide bar (404) has strip apical pore (4041).
8. The apparatus as claimed in claim 7, wherein: a connecting shaft (405) is inserted into the top bar hole (4041), two ends of the connecting shaft (405) are respectively provided with a shaft plate (407), two ends of the shaft plate (407) are respectively provided with a through hole, one through hole is internally fixed with a bearing (4071), the other through hole is sleeved outside the connecting shaft (405), two ends of the connecting shaft (405) are respectively screwed with a shaft screw (406), two ends of a motor shaft of the outer rotor motor (403) respectively penetrate through the bearing (4071), the pressing strip (409) is inserted and fixed in the motor shaft of the outer rotor motor (403), one end of the pressing strip (409) back to the outer rotor motor (403) is contacted with the pressure sensor (408), the shaft plate (407) is welded with two wall blocks (4072), the surfaces of the two wall blocks (4072) facing the pressing strip (409) are both fixed with the pressure sensor (408), and the belt pulley (402) is sleeved and fixed outside the outer rotor motor (403), the force guide belt (401) is sleeved in a groove on the excircle of the belt wheel (402).
9. The apparatus as claimed in claim 2, wherein the apparatus further comprises: the first adjusting ring (102) and the second adjusting ring (103) correspond to an independent rotating force application device (4), and a force guide belt (401) of the rotating force application device (4) is sleeved outside the first adjusting ring (102) or the second adjusting ring (103).
10. The apparatus as claimed in claim 9, wherein: the force guide belt (401) is of a double-layer structure, the inner side portion of the force guide belt (401) is made of rubber with patterns, and the outer side portion of the force guide belt (401) is made of Kevlar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110814864.7A CN113281032B (en) | 2021-07-19 | 2021-07-19 | Testing arrangement of fire-fighting lance rotating member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110814864.7A CN113281032B (en) | 2021-07-19 | 2021-07-19 | Testing arrangement of fire-fighting lance rotating member |
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| Publication Number | Publication Date |
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| CN113281032A true CN113281032A (en) | 2021-08-20 |
| CN113281032B CN113281032B (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110814864.7A Active CN113281032B (en) | 2021-07-19 | 2021-07-19 | Testing arrangement of fire-fighting lance rotating member |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101735747B1 (en) * | 2016-11-28 | 2017-05-15 | 주식회사 동우 이앤씨 건축사사무소 | Fire protection spray nozzle clamping device for building |
| CN209387264U (en) * | 2019-01-22 | 2019-09-13 | 深圳市大疆百旺科技有限公司 | A kind of knob test equipment |
| CN210533592U (en) * | 2019-11-19 | 2020-05-15 | 深圳恒安消防工程有限公司 | Fire-fighting lance jet recoil force detection device |
| CN212082734U (en) * | 2020-04-29 | 2020-12-04 | 南安市世润机械科技有限公司 | Pressure seal detection equipment of fire-fighting lance |
| CN112345215A (en) * | 2020-09-30 | 2021-02-09 | 王珍 | Reciprocating operation test device for rotating part of fire-fighting lance |
| CN212662515U (en) * | 2020-04-01 | 2021-03-09 | 方彩丽 | Fire water gun support convenient to it is fixed |
-
2021
- 2021-07-19 CN CN202110814864.7A patent/CN113281032B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101735747B1 (en) * | 2016-11-28 | 2017-05-15 | 주식회사 동우 이앤씨 건축사사무소 | Fire protection spray nozzle clamping device for building |
| CN209387264U (en) * | 2019-01-22 | 2019-09-13 | 深圳市大疆百旺科技有限公司 | A kind of knob test equipment |
| CN210533592U (en) * | 2019-11-19 | 2020-05-15 | 深圳恒安消防工程有限公司 | Fire-fighting lance jet recoil force detection device |
| CN212662515U (en) * | 2020-04-01 | 2021-03-09 | 方彩丽 | Fire water gun support convenient to it is fixed |
| CN212082734U (en) * | 2020-04-29 | 2020-12-04 | 南安市世润机械科技有限公司 | Pressure seal detection equipment of fire-fighting lance |
| CN112345215A (en) * | 2020-09-30 | 2021-02-09 | 王珍 | Reciprocating operation test device for rotating part of fire-fighting lance |
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| CN113281032B (en) | 2021-10-01 |
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